The probability that two friends born in February of 2001 are born exactly one day apart is 27/784, which simplifies to approximately 0.0345 or 3.45%.
To calculate the probability that two friends, who were born in February 2001, are born exactly one day apart, we need to consider the number of days in February and the number of possible configurations.
In February, there are 28 days in a non-leap year. Since both friends were born in February 2001, we assume it is a non-leap year.
Let's consider the possible configurations for the two friends' birthdays:
Friend 1 is born on February 1st, and Friend 2 is born on February 2nd.
Friend 1 is born on February 2nd, and Friend 2 is born on February 1st.
Friend 1 is born on February 2nd, and Friend 2 is born on February 3rd.
Friend 1 is born on February 3rd, and Friend 2 is born on February 2nd.
Friend 1 is born on February 3rd, and Friend 2 is born on February 4th.
Friend 1 is born on February 4th, and Friend 2 is born on February 3rd.
Friend 1 is born on February 4th, and Friend 2 is born on February 5th.
Friend 1 is born on February 5th, and Friend 2 is born on February 4th.
... and so on.
As we can see, there are multiple possible configurations where the friends' birthdays are exactly one day apart.
To calculate the probability, we need to determine the total number of possible configurations and divide it by the total number of possible birthday combinations for the two friends.
In this case, since both friends were born in February 2001, there are 28 possible birthday options for each friend.
The total number of possible configurations is the number of ways the friends' birthdays can be exactly one day apart. In this case, it is 27 (since one day apart can be any day from the 2nd to the 28th of February).
The total number of possible birthday combinations for the two friends is 28 * 28 = 784.
Therefore, the probability that the two friends were born exactly one day apart is 27/784, which simplifies to approximately 0.0345 or 3.45%.
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What is 6 to the 5th power
Answer:
hi the answer is 6⁵= 7776
Solve w = x + for y.
Reply really fast and give like the work for it too please
Answer:
see below
Step-by-step explanation:
w = x+y/z
Subtract x from each side
w-x = x+y/z -x
w-x = y/z
Multiply each side by z
(w-x) *z = y/z*z
(w-x) *z = y
You can distribute the z if desired
wz -xz = y
Answer:
y = z(w - x)
Step-by-step explanation:
w = x + y/z
Subtract x from both sides
w - x = y/z
Multiply both sides by z
z(w - x) = y
Flip
y = z(w - x)
1. You want to buy one drink and some tacos. A drink
costs $2.25 and tacos cost $1.75. You have $10. Write
an inequality. How many tacos can you buy?
2
is
Find the slope of the line y=5x+4
Answer:
Slope = 5
Step-by-step explanation:
y = mx + b
m = slope
Slope = 5
Answer:
5
Step-by-step explanation:
Since this is written in slop-intercept form (y = mx + b where m is slope and b is y-int.) the slope is 5.
Without computing, determine which
number is greater, [(-4)415 or -[(4¹2)³].
Explain your reasoning.
Since a negative number's exponent is always positive, [(-4)⁴]⁵ will always be greater than -[(4¹²)³].
What is number system?
The Number System covers any of the several sets of symbols and usage guidelines for indicating numbers, which are used to indicate how many items are present in a particular group. Thus, the Roman numeral I, the Greek letter alpha, the first letter used as a numeral, the Hebrew letter aleph, or the modern number 1, which is nothing more than Hindu-Arabic in origin, can all be used to express the idea of "oneness."
A mathematical representation of the numbers in a given set is called a number system.
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Solve 2x^2 - x ≥ 15. Show your work
Answer:
x ∈ 〈-∞,-5/2]∪[3,+∞〉
Step-by-step explanation:
2x²-x-15 ≥ 0
2x²+5x-6x-15 ≥ 0
x(2x+5)-3(2x+5) ≥ 0
(2x+5)(x-3) ≥ 0
so
2x+5 ≥ 0
x-3 ≥ 0
2x+5 ≤ 0
x-3 ≤ 0
solve the equation
x ≥ -5/2
x ≥ 3
x ≤ -5/2
x ≤ 3
x ∈ [3,+∞〉
x ∈ 〈-∞,-5/2]
so x ∈ 〈-∞,-5/2]∪[3,+∞〉
A line that includes the point (2, 9) has a slope of 8. What is its equation in slope-intercept
form?
Answer:
y-8x+7=0
Step-by-step explanation:
slope(m)=8
using slope intercept form of equation of staright line we get
y=mx+b
y=8*x+b
y-8x=b ................ eq(i)
since the line include the point (2,9) it satisfies the euation,
here x=2 and y=9
equation: y-8x=b
9-8*2=b
9-16=-b
-7=b
substituting the value of b in eq(i) we get
y-8x=-7
y-8x+7=0 is a required equation of the line.
How many elementary events are in the sample space of the experiment of rolling three fair coins? O2 09 O 8 6
pls help fast / what do i put?
1.02 is the correct answer i hope this helped<3
In a games shop, a board game that normally sells for $25 is marked ‘10% off’. What is the discount on the game? What is the new sale price?
Answer:
Discount is $2.50
Sale price is $22.50
Step-by-step explanation:
You can write 10% as 0.10.
Figure out the discount.
$25 x 0.10 = $2.50
The discount is $2.50
The new sale price is the original (normal) price minus the discount.
$25 - $2.50 = $22.50 is the new sale price
Uhhh just look at the photo I guess
Work out the area of this circle.
Take pi to be 3.142 and write down all the digits given by ur calculator
Answer:
314.2 cm²
Step-by-step explanation:
The formula for the area of a circle is πr², so since the radius is 10, just multiply 100 × π, which is 314.2, since the problem told you to use 3.142 for π.
pls help asap if you can!!!
The statement that best proves that <XWY ≅ <ZYW is that two parallel lines are cut by a transversal, then the alternate interior angles are congruent
How to determine the statementTo determine the correct statement, we need to know the properties of a parallelogram.
These properties includes;
Opposite sides are parallel. Opposite sides are congruent. Opposite angles are congruent. Same-Side interior angles (consecutive angles) are supplementary. Each diagonal of a parallelogram separates it into two congruent triangles.The diagonals of a parallelogram bisect each other.Learn more about parallelogram at: https://brainly.com/question/10744696
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I need help! If u answer a certain one plz tell me witch one and I will be very great full
Answer:
15) he would grow 10 1/2 inches in a year
17) 16 and 7/8 buckets of paint
Step-by-step explanation:
The total length of 5 belts and 3 shoe laces is 4.2 m. The total length of 3 shoe laces is equal to the length of 2 belts
a) Find the length of a belt
b) Find the total length of 7 belts and 2 shoe laces
Answer:
a= 0.84m
b= 7m
i tried my best but im not sure of the answer
Step-by-step explanation:
5x+3y=4.2
2x=3y
x = 4.2-3y/5
2*(4.2-3y/5) = 3y
=1.68/3 = 0.56
y=0.56
2x = 3*0.56
x = 0.84
a) The length of one belt (b) is 0.6 meters, or 60 centimeters.
b) The total length of 7 belts and 2 shoe laces is: 5 meters.
Let the length of one belt be "b" meters, and the length of one shoe lace be "s" meters.
a) Find the length of a belt:
According to the given information, the total length of 5 belts and 3 shoe laces is 4.2 meters. We can express this information as an equation:
5b + 3s = 4.2
b) Find the total length of 7 belts and 2 shoe laces:
The total length of 3 shoe laces is equal to the length of 2 belts. We can express this information as another equation:
3s = 2b
Now, we can use these two equations to solve for the values of "b" and "s."
Step 1: Solve the second equation for "s":
3s = 2b
Divide both sides by 3:
s = (2/3)b
Step 2: Substitute the value of "s" from the second equation into the first equation:
5b + 3((2/3)b) = 4.2
5b + 2b = 4.2
7b = 4.2
Step 3: Solve for "b":
b = 4.2 / 7
b = 0.6
Now that we have the value of "b," we can find the value of "s" using the second equation:
s = (2/3)b
s = (2/3) * 0.6
s = 0.4
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Domain and range for exponential function y=3x
The domain of the exponential function 3ˣ is the set of all real numbers (or) (-∞, ∞).
Range is \(\begin{bmatrix}\mathrm{Solution:}\:&\:f\left(x\right) > 0\:\\ \:\mathrm{Interval\:Notation:}&\:\left(0,\:\infty \:\right)\end{bmatrix}\)
What is an exponential function?An exponential function is defined as a function whose value is a constant raised to the power of an argument is called an exponential function.
We know that the domain of a function y = f(x) is the set of all x-values (inputs) where it can be computed and the range is the set of all y-values (outputs) of the function.
From the graphs of f(x) = 3ˣ, we can see that an exponential function can be computed at all values of x. Thus, the domain of an exponential function is the set of all real numbers (or) (-∞, ∞).
Thus, the domain is the set of all real numbers (or) (-∞, ∞).
Range is \(\begin{bmatrix}\mathrm{Solution:}\:&\:f\left(x\right) > 0\:\\ \:\mathrm{Interval\:Notation:}&\:\left(0,\:\infty \:\right)\end{bmatrix}\)
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Solve x2 − 16 =0 (1 point)
1: square root 2
2: times square root 2
3: ±2
4: ±4
Answer:
option 4
Step-by-step explanation:
x² - 16 = 0 ( add 16 to both sides )
x² = 16 ( take square root of both sides )
\(\sqrt{x^2}\) = ± \(\sqrt{16}\)
x = ± 4
please helppp
Please explain and show steps on questions below.
1. 1/4p + 3/4 (p-8) =11 + 1/4 (12p+4)
2. 5 + 1/3 (9y - 12) + 5/6 (y+ 18) + 1/6y
Answer:
1. p = -9
2. 4y + 16.
Step-by-step explanation:
1.
First, let's simplify the right-hand side of the equation:
11 + 1/4 (12p+4) = 11 + 3p + 1
= 3p + 12
Next, let's simplify the left-hand side of the equation:
1/4p + 3/4 (p-8) = 1/4p + 3/4p - 6
= 1p - 6
Now we can set the left-hand side equal to the right-hand side:
3p + 12 = 1p - 6
Subtract 1p from both sides:
2p + 12 = -6
Subtract 12 from both sides:
2p = -18
Divide by 2:
p = -9
Therefore, the solution to the equation is p = -9.
2.
First, let's simplify the terms inside each of the parentheses:
5 + 1/3 (9y - 12) = 5 + 3y - 4
= 3y + 1
5/6 (y+ 18) = 5/6y + 15
Now we can combine the simplified terms:
3y + 1 + 5/6y + 15 + 1/6y
= 4y + 16
Therefore, the solution to the equation is 4y + 16.
You buy 1 shirt and 2 pair of pants for $31 Your friend buys 3 shirts and 1 pair of pants for $38
Using a system of linear equation, the cost of each shirt and pant is $9 and $11 respectively.
What is System of Linear EquationA system of linear equations is a collection of one or more linear equations that contain two or more variables. The goal of solving a system of linear equations is to find the values of the variables that satisfy all of the equations in the system.
A linear equation is an equation that can be written in the form of ax+by=c, where x and y are variables, and a, b, and c are coefficients.
In this problem, we need to define our variables and the solve the equations.
Let;
x = cost of shirty = cost of pantx + 2y = 31 ...eq(i)
3x + y = 38 ...eq(ii)
Solving both equations
x = 9, y = 11
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950.95 written in expanded form
Answer:
(9 x 100) + (5 x 10) + (0 x 1) + (9/10) + (5/100)
hope this helps brainliest <3
Answer:
Step-by-step explanation:
how many 8-letter arrangements can be formed from the 26 letters of the alphabet (without repetition) that include at most three of the five vowels and in which the vowels appear in alphabetical order? (hint: break into cases.)
The total number of arrangements, we can simply add up the results from each case:
C(21,8) + C(5,1) C(21,7) 8 + C(5,2) C(21,6) 2
Now, We can solve this problem, we can break it down into three cases, based on the number of vowels included in the arrangement.
Hence, Here are the three cases:
Case 1: No vowels included: In this case, we need to select 8 letters from the 21 consonants in the alphabet.
This can be done with C(21,8) ways.
Case 2: One vowel included:
Here, we need to select one of the five vowels and then select 7 letters from the 21 consonants.
The vowel can be placed in any of the 8 positions, but once it is placed, the other vowels must be placed in alphabetical order.
Therefore, the number of arrangements in this case is, C(5,1) C(21,7) 8.
Case 3: Two vowels included: In this case, we need to select two of the five vowels, and then select 6 letters from the 21 consonants.
Again, the vowels must be placed in alphabetical order once they are selected.
However, we have two possible orders to place the vowels - either at the start or in the middle of the 8-letter arrangement.
Therefore, the number of arrangements in this case is C(5,2) C(21,6) 2.
So, The total number of arrangements, we can simply add up the results from each case:
C(21,8) + C(5,1) C(21,7) 8 + C(5,2) C(21,6) 2
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For circle h, jn = 5, nk = 4, ln = 2, and nm = x. solve for x. circle h with chords jk and lm intersecting at n inside the circle 10 2.5 1.6 7
The value of x for the circle h with chords jk and lm intersecting at n inside the circle is 10.
What is interseting chord theorem?The interseting chord theorem states that, when two chords in a circle intersect each other, then the product of their segment is equal.
For circle h in the given problem,
\(JN = 5, \\NK= 4, \\LN =2\),
The value of segment NM is x. The figure of the circle h is attached below. In this figure, using the interseting chord theorem the chords can be given as,
LN×NM=JN×NK
2×x=5×4
x=20/2
x=10
Thus, the value of x for the circle h with chords jk and lm intersecting at n inside the circle is 10.
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EASY MATH IF YOU CAN FIGURE IT OUT ILL GIVE YOU BRAINLEST AND THANKS AND THANKS TO ACCT AND 5 STAR RATINGS AND HELP U WITH ANY QUESTIOS
Answer: b2 should be 5 i believe
Step-by-step explanation:
Answer:
B∨2 = 5
Step-by-step explanation:
Hope this helps!
please help…………..i have more to ask
Answer:
YES
Step-by-step explanation:
Find each length using the distance formula, \( d = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2} \)
✔️Distance between A(-4, 2) and B(1, 4):
\( AB = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2} \)
Let,
\( A(-4, 2) = (x_1, y_1) \)
\( B(1, 4) = (x_2, y_2) \)
\( AB = \sqrt{(1 - (-4))^2 + (4 - 2)^2} \)
\( AB = \sqrt{(5)^2 + (2)^2} \)
\( AB = \sqrt{25 + 4} \)
\( AB = \sqrt{29} \)
✔️Distance between C(2, -1) and D(4, 4):
\( CD = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2} \)
Let,
\( C(2, -1) = (x_1, y_1) \)
\( D(4, 4) = (x_2, y_2) \)
\( CD = \sqrt{(4 - 2)^2 + (4 - (-1))^2} \)
\( CD = \sqrt{(2)^2 + (5)^2} \)
\( CD = \sqrt{4 + 25} \)
\( CD = \sqrt{29} \)
AB = CD = √29
Therefore, they both have the same length.
if k is the midpoint of LM and k (-4,-6) and m(-7,-3). find l (endpoint)
Answer:
(-1,-9) PLEASE MARK BRAINLIEST!!!!!
Step-by-step explanation:
k(-4,-6) , m(-7,-3)
-7+4=-3
-3+6=3
-4+3=-1
-6-3=-9
(-1,-9)
The coordinate of L is (-1,-9) if the k is the midpoint of LM and k (-4,-6) and M (-7,-3).
What is an ordered double?It is defined as a representation of coordinates in a two-dimensional coordinate plane. It has a list of two elements in it, such as (x, y).
\(\rm Area = |\dfrac{(x_1y_2-y_1x_2)+(x_2y_3-y_2x_3)....+(x_ny_1-y_nx_1)}{2}|\)
It is given that:
if k is the midpoint of LM and k (-4,-6) and m(-7,-3).
It is required to find the coordinate of L:
Using the mid-point theorem:
Let the coordinate of L is (x, y)
(x - 7)/2 = -4
The arithmetic operation can be defined as the operation in which we do the addition of numbers, subtraction, multiplication, and division.
x - 7 = -8
x = -8 + 7
x = -1
(y - 3)/2 = -6
y - 3 = -12
y = -12 + 3
y = -9
The coordinate of L is (-1,-9)
Thus, the coordinate of L is (-1,-9) if the k is the midpoint of LM and k (-4,-6) and M (-7,-3).
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Use the distributive property to rewrite this expression.
4(c+8)
Answer: 4c+32
Step-by-step explanation:
At the market, Meyer buys a bunch of bananas for $0.65 per pound and a frozen pizza for $4.99. The total for his purchase was $6.94, without tax. How many pounds of bananas did Meyer buy?
Answer:
Well, 6.94 - 4.99 = 1.95 also that divided by 0.65 = 3 So it is 3 pounds of bananas
Step-by-step explanation:
P.S can I have brainliest?
NY Telephone 71/4 bonds maturing in 21 years are trading at 100 . Calculate the YTM on these bonds. A bond that is trading for more than par value is said to be trading at a "premium," whereas a bond trading for less than par value is trading at a "discount." Through the above assignments, you have dealt with a premium bond (IBM), a discount bond (B&L), and even a bond trading at par (NY Tel). Based on what you observe from these problems, complete the following statements with the words PREMIUM or DISCOUNT. When a bond's coupon rate equals its market rate (YTM) it will trade at PAR. When a bond's coupon rate is greater than its market rate (YTM) it will trade at a_____ When a bond's coupon rate is less than its market rate (YTM) it will trade at a_____
when a bond's coupon rate equals its market rate (YTM), it trades at par. When the coupon rate is greater than the market rate, it trades at a premium. And when the coupon rate is less than the market rate, it trades at a discount.
When a bond's coupon rate equals its market rate (YTM), it will trade at PAR. This means that the bond's price will be equal to its face value.
When a bond's coupon rate is greater than its market rate (YTM), it will trade at a PREMIUM. This means that investors are willing to pay more for the bond because its coupon payments are higher than the prevailing market interest rates.
When a bond's coupon rate is less than its market rate (YTM), it will trade at a DISCOUNT. This means that investors are not willing to pay the full face value for the bond because its coupon payments are lower than the prevailing market interest rates.
In the given example, the NY Telephone 71/4 bonds are trading at 100, which indicates that they are trading at par. Since the price is equal to the face value, it means that the coupon rate and the market rate (YTM) are the same.
In summary, when a bond's coupon rate equals its market rate (YTM), it trades at par. When the coupon rate is greater than the market rate, it trades at a premium. And when the coupon rate is less than the market rate, it trades at a discount.
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Asap?
Robert wrote two patterns. Pattern 1 started at 2 and followed the rule "add 4." Pattern 2 started at 1 and followed the rule "add 3." Pattern 1 is represented by x-coordinates, and Pattern 2 is represented by y-coordinates. Which table shows the ordered pairs for these two patterns?
X Y
1 2
4 6
8 10
12 14
X Y
2 1
6 4
10 7
14 10
X Y
1 2
2 6
3 10
4 14
X Y
2 1
4 4
6 7
8 10
Answer:
the 2nd one lol
Step-by-step explanation:
Answer:
number 2ᕙ(@°▽°@)ᕗStep-by-step explanation:
Evaluate (98 x 102) by using suitable identities.
Answer:
The answer is 9996
Step-by-step explanation:
Using the identity (x+a)(x+b) = x ^2 +(a+b)x+ab
Writing 102 as 100+2 and 98 as 100−2
Hence (100+2)(100−2) = 100 ^2 +[2+(−2)]100+(2)(−2)
= 10000+(0)100−4
= 9996
The answer is 9996
Answer:
9996
Step-by-step explanation:
by using suitable identities ;
(98) × (102)(100 - 2) × (100 + 2)10000 - 49996identity used here is :
\((a + b) \times (a - b) = (a {}^{2} - b {}^{2} )\)
..........................
use the method of undetermined coefficients to solve the given nonhomogeneous system. x' = 1 3 3 1 x −2t2 t 3
Using undetermined coefficients, the general solution of the nonhomogeneous system is x(t) = c1e^t + c2e^(2t) + (3/4)t^2 + (3/2)t + 3/4.
To solve the given nonhomogeneous system x' = [1 3; 3 1]x + [-2t^2; t; 3], we can use the method of undetermined coefficients.
First, we find the solution of the associated homogeneous system, which is x_h(t). The characteristic equation is (λ - 2)(λ - 2) = 0, giving us a repeated eigenvalue of 2 with multiplicity 2. Therefore, x_h(t) = c1e^(2t) + c2te^(2t).
Next, we seek a particular solution, x_p(t), for the nonhomogeneous system. Since the forcing term contains t^2, t, and constants, we assume x_p(t) to be a polynomial of degree 2. Let x_p(t) = at^2 + bt + c.
Differentiating x_p(t), we find x_p'(t) = 2at + b, and substituting into the system, we get:
2a + b = -2t^2
3a + b = t
3a + 2b = 3
Solving this system of equations, we find a = 3/4, b = 3/2, and c = 3/4.
Therefore, the general solution of the nonhomogeneous system is x(t) = c1e^(2t) + c2te^(2t) + (3/4)t^2 + (3/2)t + 3/4, where c1 and c2 are arbitrary constants.
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