Easy***WILL GIVE BRAINLIEST*** Find all the roots of the following polynomial function x^3+3x^2-25x+21=0

What is the measure of angle z in this figure? enter your answer in the box. z = ° two intersection lines. all four angles formed by the intersecting lines are labeled. clockwise, the angles are labeled 43 degrees, x degrees, y degrees, and z degrees.

The transitive property of equality states that: o if a = b, then bra o if a = b, then ac = bc o if a = b and b= c, then a = if a = b and c= c, then a + b = b + c

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.