(t^2-9t)^2+22(t^2-9t)+112. Created by Raptorihka. algebra-ru

(t^2-9t)^2+22(t^2-9t)+112...

Raptorihka @Raptorihka

July 2022 1 8 Report

(t^2-9t)^2+22(t^2-9t)+112

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sangers1959

Verified answer

(t²-9t)²+22(t²-9t)+112=0
t²-9t=z ⇒
z²+22z+112=0 D=36
z₁=-14 t²-9t=-14 t²-9t+14=0 D=25 t₁=2 t₂=7
z₂=-8 t²-9t=-8 t²-9t+8=0 D=49 t₃=1 t₄=8.
Ответ: t₁=2 t₂=7 t₃=1 t₄=8.

Raptorihka спасибо тебе выручил)

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