решите уравнение 2х^2-27+88=0. Created by emila18181898. matematika-ru

2х² - 27 + 88 = 0D = ( - 27)² - 4 * 2 * 88 = 729 - 704 = 25x₁ = = 0,5;x₂ = = 8.

решите уравнение 2х^2-27+88=0...

June 2022 1 13 Report

решите уравнение
2х^2-27+88=0

Answers & Comments

Azzaires 2х² - 27 + 88 = 0
D = ( - 27)² - 4 * 2 * 88 = 729 - 704 = 25
x₁ = $\frac{- (- 27) - \sqrt{25} }{2 * 2}$ = 0,5;
x₂ = $\frac{- (- 27) + \sqrt{25} }{2 * 2}$ = 8.

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