Question

If the graph of y = -4x + 7 is perpendicular to the graph of y = mx + 3 , then what does m equal?
Question 3 options:

-4

4----- my answer

1/4

-1/4

Which is the equation of the line passing through the points A(3, -3) and B(-4, 11)?
Question 4 options:

y = -6x + 3

y = -2x + 3----- my answer

y = 9x -3
y=4x-9

Calculate the slope of the points (-2, -1) and (3, 4).
Question 1 options:

1

2

3--- my answer

4

am I right ? will fan and medal

Answer 1

The first question is 1/4 because to find something perpendicular, you have to flip the sign (positive and negative) and flip the numerator and denominator, like -4 = 1/4

Answer 2

Okay ..