Answer:
22, and -22
Step-by-step explanation:
22x22=484
-22x(-22)=484
You have an equally likely chance of choosing any integer from 1 through 50. Find the probability of the given event. A perfect square is chosen.
Answer:
The answer is 0.02
Step-by-step explanation:
1/50=0.02
can someone help pls
HELP PLEASE IM BEGGING SOMEBODY!!??!
Answer:
0.16
Step-by-step explanation:
We can convert 4 / 25 to 16 / 100. Since 100 ends in 2 zeroes, we know that there will be 2 digits after the decimal point, therefore, the answer is 0.16.
Answer:
0.16 is the answer
Step-by-step explanation:
just simply divide 4 by 25 and you ll get the answer
Previous Problem Problem List Next Problem (9 points) Let F counterclockwise (6x2y + 2y3 + 7e)i + (2ey? + 150x) 3. Consider the line integral of F around the circle of radius a, centered at the origin
The line integral of F around the circle of radius a = 1, centered at the origin and transversed counterclockwise, is 2π + 28.
To calculate the line integral, we need to parameterize the circle. Let's use polar coordinates (r, θ), where r = 1 and θ varies from 0 to 2π.
The unit tangent vector T(t) is given by T(t) = (cos t, sin t), where t is the parameterization of the curve.
Substituting the parameterization into the vector field F, we get:
F(r, θ) = (6(1)²(cos θ)(sin θ) + 2(sin θ)³ + 7e(1*cos θ)) i + (2e(sin² θ) + 150(1)) j
Now we evaluate the dot product of F and T:
F • T = (6(cos θ)(sin θ) + 2(sin θ)³ + 7e(1*cos θ))(cos t) + (2e(sin² θ) + 150)(sin t)
Integrating this dot product with respect to t from 0 to 2π, we obtain the line integral as 2π + 28.
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the complete question is:
F=( 6x²y + 2y³ + 7 eˣ) i + (2eʸ² + 150x )j, Consider the line integral of F around the circle of radius a, centered at the origin and transversed counterclockwise.
Find the line integral for a = 1
Coneys ice cream store records the daily temperature and the number of ice cream cones it sells each day the table shows data for several days a linear function can be used to model the data
what is the best prediction of the number of ice cream cones sold on a day that has a temperature of 90°F?
A) 165 ice cream cones
B) 185 ice cream cones
C) 200 ice cream cones
D) 220 ice cream cones
Answer:
The answer is B
Step-by-step explanation:
John is 14 years older than Sam and the product of their ages is 207. How old is Sam? A. 11 B. 9 C. 23 D. 8
Answer:
The answer is A!
Step-by-step explanation:
Answer:
207 divided by 14 = 14 remainder 11 so.. none of the answers are right
14x11=154
14x9=126
14x23=322
14x8=112
Step-by-step explanation:
Identify the inside function, u = g(x), and the outside function, y = f(u). y = (x^2 – 7x + 9)^4 u = g(x) = y = f(u) =
x = 2, y = 81.
u = g(x) = x^2 – 7x + 9
y = f(u) = u^4.
The inside function and outside function in a composite function can be identified by examining the structure of the function. The inside function is the function that is being acted upon by the outside function. In this case, the inside function is u = g(x) = x^2 – 7x + 9, and the outside function is y = f(u) = u^4.
To find the value of y for a given value of x, we first need to find the value of u by substituting the value of x into the inside function. Then, we can substitute the value of u into the outside function to find the value of y.
For example, if x = 2, then:
u = g(x) = x^2 – 7x + 9 = 2^2 – 7(2) + 9 = -3
y = f(u) = u^4 = (-3)^4 = 81
So, when x = 2, y = 81.
In conclusion, the inside function is u = g(x) = x^2 – 7x + 9, and the outside function is y = f(u) = u^4. To find the value of y for a given value of x, we first need to find the value of u by substituting the value of x into the inside function, and then substitute the value of u into the outside function to find the value of y.
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A line has a slope of 6 and includes the points (3,r) and (1, – 7). What is the value of r? r=
Answer:
r = -19
Step-by-step explanation:
To find the value of r, we can use the slope formula and the two given points:
slope = (y2 - y1) / (x2 - x1)
where (x1, y1) = (3, r) and (x2, y2) = (1, -7).
Substituting these values, we get:
6 = (-7 - r) / (1 - 3)
Simplifying and solving for r, we get:
6 = (-7 - r) / (-2)
Multiplying both sides by -2, we get:
-12 = 7 + r
Subtracting 7 from both sides, we get:
r = -19
Therefore, the value of r is -19.
Which letter would be the most meaningful variable for this problem
situation?
The volume of juice a container can hold multiplied by 2
Answer:
The answer is b
How many different eight-card hands are there that contain exactly two suits, with four cards from each suit? Mrs. Candy has a large box of to lollipoops, chocolate bars. And caramets. She wants to give each of the nine children in her neighborhood three pieces of candy. Taking into account that each type of candy is available in a quantity greater than 30, in how may ways can Mrs. Candy distribute the candy? Why did the author feel it necessary for Mrs. Candy to have a quantity greater than 30 of each type or candy for this to go well?
There are 3,537,090 different eight-card hands that contain exactly two suits, with four cards from each suit.
The number of eight-card hands that contain exactly two suits with four cards from each suit can be calculated as follows:
First, we choose two suits out of four possible suits in 4C2 ways. Then, we choose four cards from each of the two chosen suits in 13C4 ways. Therefore, the total number of such hands is:
4C2 * 13C4 * 13C4 = 6 * 715 * 715 = 3,537,090
Regarding the second question, the author felt it necessary for Mrs. Candy to have a quantity greater than 30 of each type of candy to ensure that there are enough candies of each type to give to each child. Since each child is supposed to get three pieces of candy, and there are nine children, Mrs. Candy needs at least 27 pieces of candy in total. If each type of candy is available in a quantity greater than 30, then there will be enough candies of each type to give to each child without running out. However, if the quantity of any type of candy is less than 27, then Mrs. Candy may not be able to distribute the candy to all nine children fairly.
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The University of Maine system consists of 7 campuses and has a budget of $400 million in state funding. If the money were to be allocated equally per student in the University of Maine system, how much money would the Southern Maine campus receive based on enrollment? Round your answer to the nearest cent.
Solution:
The number of enrollment in southern maine campus is
\(=9655\)The total amount to be shared by 7 campuses is
\(=\text{ \$400,000,000}\)Concept:
To calculate the amount of money to be received by southern main campus, we will use the formula below
\(\text{Southern maine=}\frac{\text{ Number of students }}{\text{total number of students}}\times total\text{ amount to b shared}\)The total number of students will be calculated below as
\(\begin{gathered} \text{Total}=11,867+5,054+2,238+1,126+984+1,436+9,655 \\ \text{Total}=32360 \end{gathered}\)Hence,
By substituting the values, we will have
\(\begin{gathered} \text{Southern maine=}\frac{\text{ Number of students }}{\text{total number of students}}\times total\text{ amount to b shared} \\ \text{Southern maine}=\frac{9655}{32360}\times400,000,000 \\ \text{Southern maine}=119,344,870.20\text{ } \end{gathered}\)Hence,
The amount southern maine receives based on enrollment will be = $ 119,344,870.20
hello can anyone please help me??
Answer:
c. y + 268 = 12(x + 20)
Step-by-step explanation:
plug in -1 for x and you'll get -40
Help me please, I need to pass this class
Answer:
Step-by-step explanation:
20
Answer: KL IS 3 + 9 THEN 5 MINUS NINE
Step-by-step explanation: FIND KL
A rectangle is 7 units by 4 units. Find its area.
Answer:
28 units
Step-by-step explanation:
To find the area of a rectangle, multiply the base by its height.
Area = b · h
Area = 7 · 4
Area = 28 units
please help me answer this ty.
please mark me as brainlest
The show gave a 10% discount for students. The full ticket price is $30. How much was the students price?
Answer:
$27
Step-by-step explanation:
You can get the equation 30 - 30 * 1/10 = x, and x is what we are looking for. Simplifying gives 30 - 3, so x is 27. So, the answer is $27.
Answer:
$3
Step-by-step explanation: 10%= 0.10 divide that by 30, 30 ÷ 0.10 = 3
What are the whole numbers from 20 to 30
Answer:
20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30
Step-by-step explanation:
Hope this helps! Pls give brainliest!
Are null and alternative hypotheses statements about samples, about populations, or does it depend on the situation? explain.
Alternative and null hypotheses are always based on populations.
A population cannot have both the alternative hypothesis and the null hypothesis be true. A hypothesis test determines whether to accept or reject the null hypothesis based on sample data.
null assumption (H0)
Under the null hypothesis, a population parameter (such as the mean, standard deviation, and so on) is equal to an assumed value. Often, the first claim that constitutes the null hypothesis is based on prior research or expert knowledge.
alternative hypotheses (H1)
A population parameter is either less, greater, or different from the value assumed by the alternative hypothesis, according to the former. The alternative hypothesis is what you could believe to be accurate or what you aim to prove.
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The intensity of exercise and your heart rate-positive-negative-no correlation
The intensity of excercise increases the heart rate, that is, more intensity the excersice, greater the heart rate.
It means that there is a positive correlation between int
TRIANGLE ABC IS SIMILAR TO TRIANGLE A’B’C’. CALCULATE THE LENGTH OF SIDE A’B’
Options for answer
24
7.5
5
25
Answer: 7.5
Step-by-step explanation:
first. 3, 4, 5 is a pythagorean triple in terms of triangle ABC.
to find this you do 3 squared plus 4 squared to find c, which the simplified radical of 25 is 5.
the proportion you would do:
A'B'/A'C' would be equal to AB/AC
so... A'B'/6 = 5/4
A'B' will equal 30/4 or 7.5.
QUICKLYY PLS I NEED NOW TY
Answer:
5.004 X 10^6
0.51 then 1.445 × 10³
0.071 then 0.884
HELP ASAP DUE IN 5 minutes
Answer:
60 cubic units
Step-by-step explanation:
an inverted cone (point at the bottom) has radius 5 feet and height 10 feet. it is filled up to a height of 8 feet with salad oil having a density of 57 pounds per cubic foot. determine the work in foot-pounds necessary to empty the tank by pumping all the salad oil to the top of the tank. you will need integration using horizontal disks. express the answer as a multiple of pi.
To calculate the work in foot-pounds necessary to empty the tank by pumping all the salad oil to the top of the tank, we will use horizontal disks. Given, An inverted cone (point at the bottom) has radius 5 feet and height 10 feet. It is filled up to a height of 8 feet with salad oil having a density of 57 pounds per cubic foot.
The radius of the top part of the cone = 8/10 × 5 = 4 feet The volume of the top part of the cone is given by
V = 1/3 × π × 4² × 2
= 33.51 cubic feet
The volume of the cone that is filled with salad oil is given by
V = 1/3 × π × 5² × 8
= 104.72 cubic feet
The volume of the salad oil is given by104.72 - 33.51 = 71.21 cubic feet The mass of the salad oil is given by
Mass = Volume × Density
= 71.21 × 57
= 4050.97 pounds
Weight = Mass × gravity where gravity is the acceleration due to gravity and is equal to 32.2 ft/s² Weight = 4050.97 × 32.2 = 130698.54 pounds The force applied is equal to the weight of the salad oil, so F = 130698.54 pounds The distance traveled by the salad oil is equal to the height of the cone, which is 10 feet. Therefore, d = 10 feet Now, we can calculate the work done as
W = F × d
= 130698.54 × 10
= 1306985.4 foot-pounds
The work done in foot-pounds necessary to empty the tank by pumping all the salad oil to the top of the tank is 1306985.4 foot-pounds.
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What is the value of the expression 30 - 9+ 3 - (12 = 4)?
Answer:
21
Step-by-step explanation:
30 - 9 +3
30 - 12
18
18 - 12=4
12/4 = -3
18 - -3
21
the answer is 21
30 - 9 = 21
21 + 3 = 24
12 divided by 4 = 3
24 - 3 = 21
21 is the answer once again
Use the image to determine the direction and angle of rotation.
180° counterclockwise rotation
180° clockwise rotation
90° counterclockwise rotation
90° clockwise rotation
Answer:
90° clockwise
Step-by-step explanation:
90° clockwise rotation I think
What is the value of x in the equation below?
150 = 35x
Answer:
4.2857143
Step-by-step explanation:
150/35=x/35
4.285
Assume the distribution of IQ scores for adults can be modeled with a normal distribution with a mean score of 100 points and a standard deviation of 10 points. 30% of adults will have an IQ score higher than what value?
Step-by-step explanation:
Use z-score table to find the z-score that corresponds to .7000 ( 70%)
approx .525 s.d. above the mean
.525 * 10 = 5.25 points above 100 = 105.25
Write the number in scientific notation: 0.00000199?
Answer:
Move the decimal so there is one non-zero digit to the left of the decimal point. The number of decimal places you move will be the exponent on the
10
. If the decimal is being moved to the right, the exponent will be negative. If the decimal is being moved to the left, the exponent will be positive.
1.99
×
10
−
6
Step-by-step explanation:
Match the graph with the correct equation.
Answer:
work shown and pictured
Use the distributive property to find the missing term in the equivalent expression.
(A) 6 Ã
Ã
(813
1
3
) = 48 +
(B) -5 Ã
Ã
(325
2
5
) = -2
(C) 9 Ã
Ã
(259
5
9
) = 18 +
(D) 12 Ã
Ã
(-114
1
4
) = -3
Answerbla bla bla
Step-by-step explanation: