22. a) (10 - x)² b) (x + 9) (x - 9) c) (10 + x)² d) (7 + 8x)².... Pergunta de ideia deamandineamandine

February 2021 0 58 Report

22.

a) (10 - x)²
b) (x + 9) (x - 9)
c) (10 + x)²
d) (7 + 8x)²