Автор - salavat202256p0hsdm

Разложи на множители:
16t2+56t+49

Ответ

Автор - 777sanyapro100

16t^2 + 56t + 49 = 0

D = 3136 - 3136 = 0

t = -56/32 = -1,75

16(t + 1,75)^2 = (4t + 7)^2 (ответ 5)

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