5 + {[2 × (14 − 9)] − 1}

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles. i'm desperate.

Arock was dropped from the top of a building. the function that describes the height after it was dropped is f(x)=64-16x^2. what are the zeros of the function and what do they mean?

The function below is written in vertex form or intercept form. rewrite them in standard form and show your work. y = (x+4)(x+3)