Question

(c) Subtract a* + b3 + 3a2b2 - 7ab3 from a + b4 + 3a²b2 - ab3.​

Answer 1

Answer:

b + 6ab^{3}

Solution:-

$a + b {}^{4} + 3a {}^{2}b {}^{2} - ab {}^{3} - (a + b {}^{3} + 3a {}^{2}b {}^{2} - 7ab {}^{3}) \\ a + b {}^{4} + 3a {}^{2}b {}^{2} - ab {}^{3} - \: a - b {}^{3} - 3a {}^{2}b {}^{2} + 7ab {}^{3}) \\ b + 6ab {}^{3}$

please mark as brainlist answer