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SIMPLIFY EACH EXPRESSION

a. (ab)3
b. (5x²)2
c. (-3ab)2
Pahelp po​

Sagot :

ANSWER:

A.

(ab) × 3

Remove unnecessary parentheses

ab × 3

Use the communitative property to reorder the terms

3ab

B.

(5x²) × 2

Remove unnecessary parentheses

5x² × 2

Calculate the product

10x²

C.

(-3ab) × 2

Multiplying a negative and a positive equals a negative: (-) × (+) = (-)

(-3ab) × 2

Calculate the product

-6ab

#HOPEITHELPS

ZhylixPhairaidn

✏ SIMPLIFY

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1. [tex] \bold{(ab)^3}[/tex]

[tex] \bold{(a-b)(a+b)^2}[/tex]

[tex] \bold{(a-b)(a^2+2ab+b^2)}[/tex]

[tex] \sf \red{a^3+3a^2b+3ab^2+b^3}[/tex]

[tex]\: \: \:[/tex]

2. [tex] \bold{(5x2)^2}[/tex]

[tex] \bold{(5x-2)(5x-2)}[/tex]

[tex] \bold{(5x)(5x)=25^2}[/tex]

[tex] \bold{(5x)(-2)= -10x}[/tex]

[tex] \bold{(-2)(5x)= -10x}[/tex]

[tex] \bold{(-2)(-2)= 4}[/tex]

[tex] \bold{25x^2-10x-10x-4}[/tex]

[tex] \sf \red{25x^2-20x+4}[/tex]

[tex]\: \: \:[/tex]

3. [tex] \bold{(-3ab)^2}[/tex]

[tex] \bold{(3ab)(-3ab)}[/tex]

[tex] \sf \red{(-9a^2b^2)}[/tex]

[tex]\: \: \:[/tex]

^^