Question

4a(2a-5b)²-16(a+3b)²

Answer 1

Hope this will help you please mark as brainlist

Answer 2

$4a(2a - 5b) {}^{2} - 16(a + 3b) {}^{2} \\ 4a((2a) {}^{2} + (5b) {}^{2} - 2(2a)(5b)) - 16(a {}^{2} + 9b {}^{2} + 6ab) \\ 16a {}^{2} + 100b {}^{2} - 80a {}^{2} b - 16a {}^{2} - 144b {}^{2} - 96ab \\ - 44b {}^{2} - 80a {}^{2} b - 96ab \\ thank \: you \\ please \: mark \: as \: brainliest$