2 years ago

Solve. Write the solution as a point

Mathematics

1 answer:

lorasvet [3.4K]2 years ago

8 0

Answer:

Step-by-step explanation:

I really don't know.......

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Determine the domain of the function.

nydimaria [60]

$f(x)=\dfrac{4}{x^2}D:\ x^2\neq0\to x\neq0\\\\Answer:\ All\ real\ numbers\ except\ 0.$

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3 years ago

If y varies directly as x, find the constant of variation if y = 25 and x = 5.

Soloha48 [4]

Answer:

The constant of variation is 5

Step-by-step explanation:

We know direct variation is of the form

y = kx

We know y =25 and x=5

25 = k*5

Divide each side by 5

25/5 = 5k/5

5 = k

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2 years ago

Your auto insurance is $900 per quarter. What should you use as the monthly average? The auto insurance is a fixed expense, but

Airida [17]

Answer:

$225

Step-by-step explanation:

A quarter is made up of 4 months,

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3 years ago

Solve the Inequality for x<br> x/2+3/2<5/2

charle [14.2K]

Answer:

x<2

Step-by-step explanation:

I didnt feel like typing it out but the explanation is in the picture hope this helps :)

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2 years ago

Evaluate each expression if a=-1, b=4,x=-2 and y=3<br><br> 2(6a-2b)-8x

Andreyy89

Answer:

-12

Step-by-step explanation:

2(6a-2b)-8(-2)

=2[6(-1)-2(4)]+16

=2[-6-8]+16

=2[-14]+16

=-28+16

=-12

4 0

3 years ago