Question

The value of (a + b)2 – (a - b)2 is​

Answer 1

Answer:

a²+b²+2ab - a²+b²-2ab

Step-by-step explanation:

2b² answer

Answer 2

$4ab$

Step-by-step explanation:

${(a + b)}^{2} - {(a - b)}^{2}$

${a}^{2} + {b}^{2} + 2ab - ( {a}^{2} + {b}^{2} - 2ab)$

{a}^{2} + {b}^{2} + 2ab - {a}^{2} - {b}^{2} + 2ab

4ab