Answer:
i think 12 and 13
Step-by-step explanation:
check and make sure it is right
If 4x-3=5, what is the value of x
Answer: the answer is two :)
Step-by-step explanation:
4x=5+3
4x=8
x= 8/4
x=2
Which of the following is a monomial?
O A. 4x
O B. 5x2 + 2x +3
3
O c.
oc
O D. X-1
Answer:
A. 4x
Step-by-step explanation:
Monomials are polynomials that have only one term, hence the prefix mono. Option A, 4x, is the only option with one term.
B has three terms, C has two terms, and D has two terms as well.
hope this helps!
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
\(\blue{\textsf{\textbf{\underline{\underline{Question:-}}}}\)
Which of the following is a monomial?
\(\blue{\textsf{\textbf{\underline{\underline{Answer:-}}}}\)
4x
\(\blue{\textsf{\textbf{\underline{\underline{How to solve:-}}}}\)
A monomial is defined as an expression with only one term.
4x is an example of a term; 5x²+2x is 2 terms (5x² and 2x)
Therefore, the monomial here is Option A. 4x
Good luck.- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
You have been told that it costs a company R950 to make 100 units of a product and R1 550 to make 200 units of the same product. As one of the financial managers at the company, you have the responsibility of constructing a linear equation from this data. Use this linear equation to determine how much it will cost the company to produce 500 units of this product. (5)
it will cost the company R3 350 to produce 500 units of this product.
How to determine how much it will cost the company to produce 500 units of this product.Let x be the number of units produced and y be the cost to produce those units. We can use the given information to form two data points:
(100, 950) and (200, 1550)
Using these points, we can find the slope of the line:
slope = (1550 - 950)/(200 - 100) = 6
Next, we can use the point-slope form of a line to find the equation of the line:
y - 950 = 6(x - 100)
y - 950 = 6x - 600
y = 6x + 350
Finally, we can use this equation to find the cost of producing 500 units:
y = 6(500) + 350 = 3350
Therefore, it will cost the company R3 350 to produce 500 units of this product.
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13. Find the slope of any PLZ HELP!!!! 13. Find the slope of any line parallel to the line passing through (1,5) and (-1,0).
a. 5/2
b. 2/5
c. -5/2
d. -5/2
Answer:
a
Step-by-step explanation:
5- 0 = 5
1- -1 = 2
5/2
Morgan Michaels is a clinical social worker. The annual cost of her family’s health insurance is $11,450. Her company pays 66% of the cost. How much does she pay weekly for medical insurance?
Morgan thus pays roughly $74.87 each week towards his health insurance As 66% of the annual cost of the health insurance .
what is unitary method ?Mathematicians utilise the unitary method to address proportional and ratio-related problems. With this approach, the idea of a unit rate is used to overcome the issue. The ratio of two quantities wherein one quantity is stated as a single unit is known as a unit rate. A unit rate that expresses a vehicle's speed in terms of miles travelled per hour is miles per hour (mph). We first figure out the unit rate for the given problem before applying the unitary technique. The value of the unknown quantity is then determined using this unit rate.
given
As 66% of the annual cost of the health insurance is covered by Morgan's employer, Morgan is responsible for 34% of the cost, or 100% of the cost.
As a result, Morgan spends the following amount on health insurance each year:
$11,450 * 0.34 = $3,893
We can divide this sum by 52 (the number of weeks in a year), which will give us the amount Morgan is paid each week:
$3,893 / 52 = $74.87 (rounded to the nearest cent) (rounded to the nearest cent)
Morgan thus pays roughly $74.87 each week towards his health insurance.
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x^3+x²-36 Find all real zeros.
Answer: x=3
Step-by-step explanation:
To find the zeros, you want to first factor the expression.
x³+x²-36
(x-3)(x²+4x+12)
Now that we have found the factors, we set each to 0.
x-3=0
x=3
Since x²+4x+12 cannot be factored, we can forget about this part.
Therefore, the zeros are x=3. You can check this by plugging the expression into a graphing calculator to see the zeros.
Which expression is equivalent to 7-(2x+5)
Step-by-step explanation:
7 - (2x + 5) = 7 - 2x - 5 = 2 - 2x
which could be also written as
2(1 - x)
what is 3/5 as a percent
Answer:60%
Step-by-step explanation:
3 divided by 5 ten times by 100 and you get 60%
A distribution with three or more peaks is said to be
When a distribution has three or more peaks then it is said to be a multimodal distribution .
What are the types of distributions ?In histograms, there are often three types of distributions which are classified according to the number of peaks that they have . A unimodal distribution would be a histogram that has a single peak in its distribution .
Then there are binomial distributions which boast of having two peaks , Then finally, there is the multimodal distribution which is for all distributions with either three peaks, or more than that .
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A marine biologist measured one dish that was 1 1/4 of a foot and a second fish that was 3/4 of a foot long. How much longer was the first fish
Answer:
1/3 foot longer
Step-by-step explanation:
2/3-1/3=1/3
A monthly service fee to download e-books is $4.95 plus $3.99 per book downloaded write an equation that represents the total cost see in a month when B books are downloaded explain how your equation represents the problem
Answer:
c=4.95+3.99b
Step-by-step explanation:
When there are no books, the service fee still applies, so when b=0, c=$4.95.
For each book downloaded $3.99 is added to the charge. The service fee is only charged once a month.
c=4.95+3.99b
Help please I beg it’s geometry I need by today
Answer:
85 degrees
Step-by-step explanation:
the angle is measured from the right side up, reaching 85 degrees.
11. x and Y are complementary angles and Tan x = 3√3. Find the value of
\( \frac{1}{2 - tan \: y\\ } \)
Hence rationalise the surd
Answer:
\(\frac{1}{2-tan(y)} = \frac{3\sqrt{3}}{6\sqrt{3}-1}\)
After Rationalising:
\(\frac{1}{2-tan(y)} = \frac{54 +3\sqrt{3}}{107}\)
Step-by-step explanation:
tan(x) = 3√3
x + y = 90 (complimentary angles)
⇒ x = 90 - y
tan(\(\frac{\pi}{2}\) - θ) = cot(θ)
⇒ tan(90 - θ) = cot(θ)
⇒ tan(90 - y) = cot(y)
⇒ tan(x) = cot(y)
⇒ cot(y) = 3√3
⇒ \(\frac{1}{tan(y)}\) = 3√3
⇒ tan(y) = \(\frac{1}{3\sqrt{3}}\)
\(2-tan(y) = 2 - \frac{1}{3\sqrt{3}} \\\\= \frac{2*3\sqrt{3} -1}{3\sqrt{3} } \\\\= \frac{6\sqrt{3} -1}{3\sqrt{3} }\\\\\\\implies \frac{1}{2-tan(y)} \\\\= \frac{3\sqrt{3}}{6\sqrt{3}-1}\)
Multiply and divide by : 6(√3) + 1
\(\frac{3\sqrt{3}}{6\sqrt{3}-1}\frac{6\sqrt{3}+1}{6\sqrt{3}+1}\\ \\= \frac{(3*6*\sqrt{3}*\sqrt{3}) + 3\sqrt{3}}{6^2 * (\sqrt{3})^2 -1^2}\\\\= \frac{18*3 +3\sqrt{3}}{36*3 -1}\\\\= \frac{54 +3\sqrt{3}}{108-1}\\\\= \frac{54 +3\sqrt{3}}{107}\)
Find the probability that exactly four of them retake this test.
I believe it’s C, convert 0.188 into a fraction
Basically everything is in the picture PLEASE HELP me ASAP I'm BEGGING
Answer:
Just find the area of the big one, and then subtract the area of the small one. This will give you the difference in area between the big and the small one (or in other words, the shaded region).
5 * 12 = 60cm ^ 2
3 * 8 = 24cm ^ 2
60 - 24 = Area of the Shaded Region (cm ^ 2)
Answer: 36 cm^2
Step-by-step explanation:
Area of a rectangle = length x width.
The area of the blue rectangle is
12 cm x 5 cm= 60 cm^2
The area of the white rectangle is
8 cm x 3 cm = 24 cm ^2
Subtract the area of the white rectangle from the blue rectangle.
60 cm^2 - 24 cm^2 = 36 cm^2
Please helpppppppppp i will mark brainlist
Answer:
10.4 cm
Step-by-step explanation:
Since the area is half of the base multiplied by the height A = 1/2 * b * h, the height can be found from h = 2A/b
h = (2 * 83.72 )/16.1 = 10.4
Answer:26.02
Step-by-step explanation:83.72-(16.1x2)/2=26.02 (sry I know it’s confusing but that’s how I do math lol) brainlyest plz plz I need it for my rank
please help me with this its really needed
Answer:
f(x) = log x - 1 --> (10, 0)
f(x) = -(log x - 2) --> (100, 0)
f(x) = log(- x - 2) --> (-3, 0)
f(x) = -log-(x-1) --> (0, 0)
Step-by-step explanation:
An x-intercept is the position where the value of y(in this case f(x)) is 0.
Let's start with the first equation:
f(x) = log x - 1
If f(x) is 0, we would get this equation:
0 = log x - 1
Now, we solve for x:
1 = log x
x = 10
This means the x-intercept is (10, 0).
f(x) = -(log x - 2)
Again, we can set f(x) to 0, and solve for x:
0 = -(log x - 2)
0 = log x - 2
2 = log x
x = 100
This means the x-intercept is (100, 0)
Same process applies for the third:
f(x) = log(- x - 2)
0 = log(- x - 2)
1 = -x - 2
3 = -x
x = -3
(-3, 0)
f(x) = -log-(x-1)
0 = -log-(x-1)
0 = log-(x-1)
1 = -(x-1)
1 = -x + 1
0 = -x
x = 0
(0, 0)
What is the value of y if y = |– 5|?
explain how you would get the answer step by step
Answer:
y=5
Step-by-step explanation:
The answer is 5 because that sign around the -5 is the absolute value sign. What the absolute value sign does is it measures the distance from 0 the number is. Since the number -5 is 5 units away from the number 0, then y=5.
the nth term in a sequence is tn=5n + 3. Calculate the 12th and 24th terms, t12 and t 24
Answer:
63 and 123-----------------------
Substitute 12 and 24 for n into formula and calculate.
\(t_{12}=5*12+3=60 + 3=63\)\(t_{24}=5*24+3=120 + 3=123\)So, the 12th term is 63 and 24th term is 123.
Find the distance, in meters, a particle travels in its first 10 seconds of travel, if it moves according to the velocity equation v(t)= 49 - 9.8t (in meters/sec).
Answer:
245
Step-by-step explanation:
Answer: 245 meters
Step-by-step explanation:
Use definite integral to find the position value. Since the derivative of a position function gives you the velocity function, the antiderivative (the integral) should get you the position function from a velocity function. The absolute value is there to prevent any negative values from coming, as can't be a negative distance.
\(\int\ {|49-9.8x|} \, dx\) gives you
\(4.9*(x-5)*|x-5|\)
Evaluate the function at the limits.
doing so gives 245 meters
Find f(-7) if f(x) = 2x+8.
-6
03
02
22
classify the following random variable according to whether it is discrete or continuous. the number of goals scored in a hockey game
The number of goals scored in a hockey game is a discrete random variable.
A discrete random variable has a countable number of different possible values, such as 0,1,2,3,4, etc. Usually, but not always, discrete random variables are counted. If a random variable has a limited range of possible values, it is discrete.
The number of children in a household, the Friday night movie attendance, the number of patients at a doctor's office, and the number of faulty light bulbs in a box of ten are a few examples of discrete random variables. A discrete random variable's probability distribution is a table of the probabilities connected to each of its potential values.
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The value of y varies directly with x. When y=2 2/5,x=3/5 what is the value of y when x is 4/5
A 1 1/5
B 3 3/5
C 3 1/5
D 5 1/5
Answer:
the correct ans should be 88/15
Step-by-step explanation:
since, y is directly proportional to x then,
y=kx where k=proportionality constant
when y=22/5 and x=3/5
or,22/5=k*3/5
or,22/5*5/3=k
•°•k=22/3
now, when x=4/5
we know,
y=kx
or,y=22/3*4/5
•°•y=88/15
Find all values of k for which the function y=sin(kt) satisfies the differential equation y′′+16y=0. Separate your answers by commas. isn't the answer just ±4?
Answer:
0, 4, -4 and they may want you to mention formally all the kt multiples of \(\pi\).
Step-by-step explanation:
Let's do the second derivative of the function: \(y(t)=sin(k\,t)\)
\(y'(t) =k\,cos(k\,t)\\y"(t)=-k^2\,sin(kt)\)
So now we want:
\(y"+16\,y'=0\\-k^2\,sin(kt)+\,16\,sin(kt)=0\\sin(kt)\,(16-k^2)=0\\\)
Then we have to include the zeros of the binomial (\(16-k^2\)) which as you say are +4 and -4, and also the zeros of \(sin(kt)\), which include all those values of
\(kt=0\,,\,\pi\,\,,\,2\pi\, ,\,etc.\)
So an extra one that they may want you to include is k = 0
Choose an equivalent expression for 123 • 129 • 124 • 122.
124
1218
1235
12216
Question:
Choose an equivalent expression for 12^3 • 12^9 • 12^4 • 12^2
A. 12^4 B. 12^18 C. 12^35 D. 12^216
Answer:
\(12^{18}\)
Step-by-step explanation:
Given
\(12^3 . 12^9 . 12^4 . 12^2\)
Required
Determine the equivalent
Applying law of indices, we have:
\(12^{3 + 9 + 4 + 2}\)
\(12^{18}\)
Hence:
\(12^3 . 12^9 . 12^4 . 12^2 = 12^{18\)
2.
i need help!
thanks
Answer:
All angle are of 60 degree because it is equilateral triangle
The mean of a, 31, 42, 65, and b is 51. The greatest number is 67 more than the least number. What are the missing numbers? Please explain.
The missing numbers are a = 25 and b = 92.
Let's start by finding the mean of the given numbers. The mean is calculated by summing all the numbers and dividing the sum by the total count. In this case, we have:
(a + 31 + 42 + 65 + b) / 5 = 51
Now, we can simplify the equation:
a + 31 + 42 + 65 + b = 51 x 5
a + 138 + b = 255
Next, we know that the greatest number is 67 more than the least number:
b = a + 67
Now we can substitute this value into the previous equation:
a + 138 + (a + 67) = 255
Combining like terms:
2a + 205 = 255
Subtracting 205 from both sides:
2a = 50
Dividing both sides by 2:
a = 25
Substituting this value back into the equation b = a + 67:
b = 25 + 67
b = 92
Therefore, the missing numbers are a = 25 and b = 92.
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URGENT! I need this quickly please, what is the median? Thank you so much
Answer:
C. 51
Step-by-step explanation:
I did this already on a test and got the answer right.
Answer:
C
Step-by-step explanation:
let's sort the numbers first :
35, 38, 43, 45, 51, 51, 55, 62, 64
the median is now the middle number of the sorted list :
51
The slope of a line of best fit is undefined when _____.
select all that apply
(1) the x values of the data set are constant
(2) the y values of the data set do not change when the x values change
(3) the slope of the line of best fit is vertical
(4) the slope is of the line of best fit is horizontal.
(5) the x values of the data set increase at an unspecified rate as the y values decrease
The slope of a line of best fit is undefined when the slope is of the line of best fit is horizontal. This is because a horizontal line has a slope of zero
The slope of a line of best fit is undefined when the slope is of the line of best fit is horizontal. A line of best fit is a straight line that is used to represent the data on a scatter plot. It is the line that best fits the data points in a scatter plot.
The slope of a line of best fit is the rate of change of the y-coordinate relative to the x-coordinate.. In other words, there is no rate of change of the y-coordinate relative to the x-coordinate when the line is horizontal.
The x values of the data set increase at an unspecified rate as the y values decrease. This means that the line of best fit has a negative slope. A negative slope means that the y-coordinate decreases as the x-coordinate increases.
In other words, there is a rate of change of the y-coordinate relative to the x-coordinate. The slope of the line of best fit is the value of this rate of change.
The slope of a line of best fit is used to determine the direction and strength of the relationship between two variables.
A positive slope means that the variables are directly proportional, while a negative slope means that they are inversely proportional. The slope of a line of best fit can be calculated using the formula y2 - y1 / x2 - x1.
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A dart is dropped above the target shown in the diagram. The dart has an equal chance of landing on any spot on the target.
What is the probability the dart will land in the shaded square on the target? Round to the nearest hundredth. Enter the answer in the box.
Answer: 0.04
Step-by-step explanation:
The area \(A_1\) of the square target with side length \(s_1=20 cm\) is:
\(A_1=s_1^{2}=20^{2}=400\)
The area \(A_2\) of the shaded square with side length \(s_2=4cm\) is:
\(A_2=s_2^{2}=4^{2}=16\)
So, the probability that the dart will land in the shaded square on the target is:
\(\frac{A_{2}}{A_{1}}=\frac{16}{400}=0.04\)