Math, asked by sakshik2006, 1 year ago

(x + 1)2 = x2 + 2x + 1
How did this (2x) come
here?

Answers

Answered by Anonymous

6

It's a formula ----

( a + b)² = a² + b² + 2ab

( x + 1 )² = x² + 1 + 2x

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