Question

a square plus b square into minus a square plus b square....how to solve....pls help...

Answer 1

Answer:

YOUR ANSWER IS THIS

Step-by-step explanation:

(a)

${a}^{2} + {b}^{2} \times {a }^{2} + {b}^{2}$

IS EQUAL TO

${(a + b)}^{2} + {a}^{2} \times {b}^{2}$

Answer 2

Answer:

(b²-a²)

Step-by-step explanation:

(a²+b²)(-a²+b²)

(b²+a²)(b²-a²)

WE CAN USE THE THIRD IDENTITY = (a²-b²)

a²=b²

b²=a²

(b²-a²)