Unit test
Which expression is the result of factoring the expression below by taking out its greatest common
factor?
12x2 + 8 = ?

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

Fa bus driver leaves her first stop by 7: 00 a. m., her route will take less than 37 minutes. if she leaves after 7: 00 a. m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?

What is the length of the segment, endpoints of which are intersections of parabolas y=x2? 11 4 x? 7 4 and y=? 7 8 x2+x+ 31 8 ?