Question

Using the proper identity, find the product: (x + y) (x - y) (x^2 + y^2)​

Answer 1

Answer:

x^{4}  - y^{4}

Step-by-step explanation:

id- (a+b)(a-b)= $a^{2} - b^{2}$

= $(x^{2} - y ^{2} )(x^{2} + y^{2} )$

=$x^{4} - y^{4}$

Answer 2

there isn't much to this, but might seem a little confusing for a beginner. hope u understand what i did here.

pls lmao ignore the handwriting.