21. a) (1 + x)² b) (1 - b)² c) (2x + 6)² d) (a + 10) (a - 10).... Pergunta de ideia deamandineamandine

February 2021 0 59 Report

21.

a) (1 + x)²
b) (1 - b)²
c) (2x + 6)²
d) (a + 10) (a - 10)