Math, asked by hyabc18gamilcom, 10 months ago

(5x+2)^(2)-(5x-2)^(2)

Answers

Answered by shreya98765

0

Answer:

40x

Step-by-step explanation:

(5x+2)^2-(5x-2)^2

a^2-b^2=(a+b)(a-b)

={(5x+2)+(5x-2)}{(5x+2)-(5x-2)}

={5x+2+5x-2}{5x+2-5x+2}

=(10x)(4)

=40x

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