Question

Помогите пжжжжжжжжжжжжжжжжжж

Answer 1

$1 - {t}^{2} + 2tp - {p}^{2} = 1 - ( {t}^{2} - 2tp + {p}^{2} ) = 1 - {(t - p)}^{2} = \\ \\ = (1 - t + p)(1 + t - p)$

Ответ. 3