x2(2x + 1) - 4x (2x + 1) + 8x +4=0 даю 20 балов. Created by lkjhgfdsa2120089. algebra-ru

x2(2x + 1) - 4x (2x + 1) + 8x +4=0 даю 20 балов...

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August 2022 1 11 Report

x2(2x + 1) - 4x (2x + 1) + 8x +4=0 даю 20 балов

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genius20

$x^2(2x+1)-4x(2x+1)+8x+4=0\\(2x+1)(x^2-4x)+4(2x+1)=0\\(2x+1)(x^2-4x+4)=0\\(2x+1)(x-2)^2=0\\2x+1=0 \quad \Rightarrow \quad x_1= -1/2\\(x-2)^2=0 \quad \Rightarrow \quad x_2=2$

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na o 400

25 200 15

mn2 ii mnf2 16 naoh

Grammar Practice. Complete the sentences with the definite article THE where necessary10) _Egypt is situated in_ Africa. 11)_____ Nile is the longest river in the

complete the sentences with the past simple or the past continuous form of the verbs in brackets

8 6 64a77e15c45fb

1 translate into english using future simple passive 1 2 3 4

2) Rewrite the sentences using Future Simple Passive 1. We will fix the roof tomorrow. 2. The postman will deliver our

8 64a6e3bd151c0

73 1227 64a684b50b2d3

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Answers & Comments

na o 400

25 200 15

mn2 ii mnf2 16 naoh

Grammar Practice. Complete the sentences with the definite article THE where necessary10) ___Egypt is situated in___ Africa. 11)_____ Nile is the longest river in the

complete the sentences with the past simple or the past continuous form of the verbs in brackets

8 6 64a77e15c45fb

1 translate into english using future simple passive 1 2 3 4

2) Rewrite the sentences using Future Simple Passive 1. We will fix the roof tomorrow. 2. The postman will deliver our

8 64a6e3bd151c0

73 1227 64a684b50b2d3

рекомендуемые вопросы

Helpful Links

Helpful Social

Grammar Practice. Complete the sentences with the definite article THE where necessary10) _Egypt is situated in_ Africa. 11)_____ Nile is the longest river in the