Issac factored 8x2−20x−12 to (8x+4)(x−3) and claims his answer is correct because his factored solution simplifies back to the original quadratic expression. Is Issac correct? Why or why not?

In the figure below, segment ac is congruent to segment ab: triangle abc with a segment joining vertex a to point d on side bc. side ab is congruent to side ac which statement is used to prove that angle abd is congruent to angle acd? segment ad bisects angle cab. triangle acd is similar to triangle abd. segment ad is congruent to segment ac. angle cab is congruent to angle cba.

What is the frequency of the sinusoidal graph?

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i