Question

solve the 25x⁴-49y⁴​

Answer 1

Answer:

$25x {}^{4} - 49y {}^{4} \\ \\ = \geqslant (5 {x}^{2}) {}^{2} - (7y {}^{2} ) {}^{2} \\ \\ = \geqslant (5 {x}^{2} + 7y {}^{2} )(5x {}^{2} - 7y {}^{2} )$

Answer 2

Step-by-step explanation:

$( {5x}^{2} - {7x}^{2} )( {5x}^{2} - {7x}^{2} )$