Question 1

Which of the following is the formula for point-slope form?

Accepted Answer

y-y1=m(x-x1)

Answer

m=(y2-y1)/(x2-x1)

Answer

None of the above

Answer

y=mx+b

Question 2

Write the equation in point-slope form of the line going through the point (-1,3) with a slope of -2.

Accepted Answer

$y-3=-2(x+1)$

Answer

$y+1=-2(x-3)$

Answer

$y-3=2(x+1)$

Answer

$y+3=-2(x-1)$

Question 3

Write the equation in point-slope form of the line that goes through points (-7,3) and (-9,9).

Accepted Answer

$y-9=-3(x+9)$

Answer

$y-3=-3(x+9)$

Answer

$y-9=3(x+9)$

Answer

$y-9=-3(x+7)$

Question 4

Write an equation in point-slope form of the line in the picture.

Accepted Answer

$y+5=3/4(x-0)$

Answer

$y+5=-3/4(x-0)$

Answer

$y-2=3/4(x+4)$

Answer

$y-5=3/4(x+0)$

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