Question

solve:
$(a + b)(a - b)(a {}^{2} + b {}^{2} )(a {}^{4} + b {}^{4} ) + b {}^{8 } - a {}^{8} + a + b$
solve please​

Answer 1

Step-by-step explanation:

=(a+b)(a-b)(a²+b²)(a⁴+b⁴)

=(a²-b²)(a²+b²)(a⁴+b⁴)

=(a⁴-b⁴)(a⁴+b⁴)

=(a⁸-b⁸)