Which quadratic expression is written in standard form? a. (x + 3)
b. (x + 4)2
c. -X2 - 5x + 7
d. x2 + 2(x + 3)

The angles below are supplementary. what is the value of x? a pair of supplementary angles is shown. one angle measures 7x + 33, and the other angle measures 70. 5.3 8.14 11 14.7

Which graph corresponds to the function f(x) = x2 + 4x – 1?

Which system of linear inequalities is represented by the graph? x-3y > 6 and y? 2x + 4 x + 3y > 6 and y? 2x - 4 x - 3y > 6 and y? 2 - 4 x + 3y > 6 and y > 2x + 4 no be 2 -1.1 1 2 3 4 5 submit save and exit next mark this and retum be