Question

Q 21.Find the prodast by using suitable adentities (x^(2)-4)(x^(2)+4)​

Answer 1

Answer:

$( {x}^{2} - 4)( {x}^{2} + 4) \\ = ( { {x}^{2} })^{2} - {4}^{2} \\ = {x}^{4} - 16$