Question

Expand each expression using algebraic identities.
i) (4x+y)2 ii) (2x+4y+5z)

Answer 1

i) (4x+y)2

8x+2y

(8*x)+(2*y)

ii) (2x+4y+5z)

2x+4y+5z

2* x+ 4* y+ 5*z