(a + b )² - ( a - b )² = 2 ( a ² + b²).... Question from @rodrigosebastianflor

May 2023 1 6 Report

(a + b )² - ( a - b )² = 2 ( a ² + b²)

janiaperez36

Explicación paso a paso:

( a+b)²+(a_b)²=2(a²+b²)

a²+2ab+b²+a²_2ab+

se eliminan 2ab

(a²+b²) + ( a²+b²) =2(a²+b²)

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