Question

Substitute (x^2+2/3) (x^2-2/3) using algebraic identities

Answer 1

Step-by-step explanation:

$( {x}^{2} + \frac{2}{3} )( {x}^{2} - \frac{2}{3} ) \\ (a + b)(a - b) = {a}^{2} - {b}^{2} \\ {( {x}^{2}) }^{2} - {( \frac{2}{3}) }^{2} \\ {x}^{4} - \frac{4}{9}$

Hope you get your answer