The sum of 3x^2 + 4x -2 and x2 - 5x + 3 is
a. 4x2 + x - 1
b. 4x2 - X + 1
C. 4x2 + x + 1
d. 4x2 - X-1

Two lines parallel to a third line are parallel to each other. always sometimes or never

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x