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(x+2) ( x-2) + x (x+1)

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(x+2) ( x-2) + x (x+1)

Posted by Ankit Roy 5 years, 6 months ago

CBSE > Class 08 > Mathematics

2 answers

Kona Chaitanya 5 years, 6 months ago

(xplus2)(x-2)plusx (xplus2)

Yogita Ingle 5 years, 6 months ago

(x+2) ( x-2) + x (x+1)

= x ( x - 2) + 2 ( x- 2) + x (x) + x (1)

= x²- 2x + 2x - 4 + x²+ 2

= x² - 4 + x² + 2

= 2x² - 2

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