Question

simplify : 625x⁴ - 16y⁴​

Answer 1

Step-by-step explanation:

25x

$(25x {}^{2} ) {}^{2} - (4x {}^{2} ) {}^{2}$

$a {}^{2} - b {}^{2} = (a + b) \: (a - b) \\ (25x {}^{2} + 4x {}^{2}) (25x {}^{2} - 4x {}^{2})$