Plz i need !
which relation is a function

,6) (6,-7) (-7,9) (10,3)

b. (5,-4) (-4,5) (-5,4) (4,-5)

c. (8,-5) (-5,8) (-5,-8) (-8,5)

d. (2,-3) (-3,2) (2,3) (-2,3)

What is the measure of angle x? answer

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =

What is the explicit rule for the sequence in simplified form? −1,−4,−7,−10,−13… an=4−5n an=−4−3n an=2−3n an=−6−5n