Question

X=-2 and y=1
Find the value of (4y²-9x²)(16y⁴+36x²y²+81x⁴)
By using an identity

Answer 1

Answer:

(4-36)(16+144+1296)

=-32*1456

=46592 and this is your answer

Answer 2

Answer:

hope this is true and helpful for you.