A function is shown below. f(x) = x2 – 3

What is the input when f(x) = –3?

A.
–12

B.
–6

C.
0

D.
6

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125

Which function has the domain x> -11?

Which number line correctly shows 0.8 + 0.3?