Question

сократи дробь t^2+2t/(t+2)^2

Answer 1

$frac{ {t}^{2} + 2t }{(t + 2)^{2} } = frac{t(t + 2)}{(t + 2)^{2}} = frac{t}{t + 2}$
t≠-2

Answer 2

$frac{t times (t + 2)}{(t + 2 {}^{} ) {}^{2} } = frac{t}{t + 2}$