Question

121x raise power 4 minus 144y raise power 4

Answer 1

Step-by-step answer:

$121x^{4}$ - $144y^{4}$

=$(11x^{2} )^{2}$ - $(12y^{2} )^{2}$

=(11 - 12$y^{2}$)(11$x^{2}$ + 12$y^{2}$)

hope to serve you again...

(●'◡'●)