Question

Find value 16x power 4 +25 y power2 + 40x power2 y when x= 5 y= 2

Answer 1

It is an identity of (a+b)^2

Here is( 4x^2) ^2+(5y)^2+2(4x^)(5y)

Thus it is (4x^2+5y)(4x^2+5y)

Put the values

(4*5*5+5*2)(4*5*5+5*2)=(100+10)(100+10)

=110*110=12100

Identities make calculations easy.

Answer 2

Hie i m not very sure about the answer but tried

Put the value of x and y and uh will get 80^4

Step-by-step explanation: