Представьте в виде многочлена (2x3+7y2)2Ответ:1)4x6+14x3y2+49y42) 4x6+28x3y2+49y43) 4x2+28x2y2+7y24) 2x6+28x3y2+7y4

November 2022 1 21 Report

Представьте в виде многочлена

(2x3+7y2)2

Ответ:

1)4x6+14x3y2+49y4

2) 4x6+28x3y2+49y4

3) 4x2+28x2y2+7y2

4) 2x6+28x3y2+7y4

Answers & Comments

Alnadya

Ответ.

Воспользуемся формулой квадрата суммы [tex]\bf (a+b)^2=a^2+2ab+b^2[/tex] .

В заданном примере [tex]\bf a=2x^3\ ,\ \ b=7y^2[/tex] .

[tex]\bf (2x^3+7y^2)^2=(2x^3)^2+2\cdot (2x^3)\cdot (7y^2)+(7y^2)^2=4x^6+28x^3y^2+49y^4[/tex]

Ответ: №2 .

1 votes Thanks 0

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Question Tags1. Their dogs don't run fast, ...1) doesn't they?2) do they?3) don't they?2. Yor parents aren't from Britain, ...1) aren't they?2) do they?3)

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Answers & Comments

Question Tags1. Their dogs don't run fast, ...1) doesn't they?2) do they?3) don't they?2. Yor parents aren't from Britain, ...1) aren't they?2) do they?3)

Question tags1. You have never been here before, _____?1) have you2) do you3) haven't you2. Sam likes reading, _____?1) can't he2) does he)

put the verbs in brackets in the present perfect continuous1 i wait here for two hours2 my friends

3y2x72xy5

Question Tags1. Their dogs don't run fast, ...1) doesn't they?2) do they?3) don't they?2. Yor parents aren't from Britain, ...1) aren't they?2) do they?3) are

vypolnite umnozhenie a1a22a1

najdite znachenie vyrazheniyax3x4x5x6

uprostite vyrazhenie 3xy2xy6x2

predstavte v vide mnogochlena standartnogo vida 32a4a7

1 ploskodonnaya barzha s osadkoj 15 m poluchila proboinu v dne ploshad proboiny

Helpful Links

Helpful Social

Question tags1. You have never been here before, _?1) have you2) do you3) haven't you2. Sam likes reading, _?1) can't he2) does he)