Question

(0.1x+0.4y)^2

Answer 1

?

Answer 2

perfect square trinomial i need the solution

Answer 3

you mean you need to square it?

Answer 4

\[(0.1x+0.4y)^2
\]
\[=(0.1x)(0.1x)+2\times 0.1x\times 0.4y+(.4y)^2\]
\[=0.01x^2+0.08xy+.16y^2\]