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3 years ago

13

WEEEEEEEEEEEEEEEEEEEEEEE

1 answer:

agasfer [191]3 years ago

8 0

Answer: n^3/m^2

Step-by-step explanation:

first, i expressed it with a positive exponent.

1/m^2 x n^3

then, i calculated it from there.

n^3/m^2

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17. Write the equation of a line that is perpendicular to the given line and that passes through the given point.

nataly862011 [7]

$\text{Let}\ k:y=m_1x+b_1\ \text{and}\ l:y=m_2x+b_2.\\\\l\ \perp\ k\iff m_1m_2=-1\to m_2=-\dfrac{1}{m_1}\\\\\text{We have the line in point-slope form:}\\\\y-y_1=m(x-x_1)\\\\m-slope\\\\y-2=\dfrac{7}{3}(x+5)\to m_1=\dfrac{7}{3}\\\\\text{therefore}\ m_2=-\dfrac{1}{\frac{7}{3}}=-\dfrac{3}{7}.\\\\\text{We have the slope}\ m=-\dfrac{3}{7}\ \text{and the point}\ (-4,\ 9).\ \text{Substitute:}\\\\y-9=-\dfrac{3}{7}(x-4))\\\\\boxed{y-9=-\dfrac{3}{7}(x+4)}$

7 0

3 years ago

What choice is equivalent to the product below?

schepotkina [342]

Answer:

Option C is the correct answer

${\frac{3 }{12}}$

Step-by-step explanation:

$\huge \sqrt{\frac{3}{16}} . \sqrt{\frac{3}{9}}$

$\huge =\sqrt{\frac{3\times 3}{16\times 9}}$

$\huge =\sqrt{\frac{9}{144}}$

$\huge =\sqrt{\frac{3^2 }{12^2 }}$

$\huge ={\frac{3 }{12}}$

4 0

3 years ago

Someone please help me!!!!

kondaur [170]

Answer:

9.5

Step-by-step explanation:

13x+1+12x-2+14x+1+109+132+128

collect all the like terms

13x+12x+14x

=39x

1+-2+1+109+132+128

=369

39x=369

divide both sides by 39

=9.5

8 0

3 years ago

What is the greatest common factor of 18 and 72

Crazy boy [7]

You need to find the common primes...

18=2*3*3 and 72=2*2*2*3*3 so they have 2*3*3 in common and

2*3*3=18

So 18 is the greatest common factor.

8 0

4 years ago

Read 2 more answers

A car traveling with constant speed travels 150 km in 7200 s. What is the speed of the car?

makkiz [27]

$\frac{150}{7200} = \frac{x}{1}$

150*1=150
150/7200=.02 km per second

6 0

4 years ago