Write and solve an equation with an unknown

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Consider the polynomials given below. p(x) = x4 + 3x3 + 2x2 – x + 2 q(x) = (x3 + 2x2 + 3)(x2 – 2) determine the operation that results in the simplified expression below. 35 + x4 – 573 - 3x2 + x - 8 a. p+q b. pq c.q-p d. p-q

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.