Question

I. Simplify the following (x+0.5y)^ 2

Answer 1

Answer:

${(x + 0.5y)}^{2} = \\ {(x)}^{2} + {(0.5y)}^{2} + 2 \times x \times 0.5y = \\ {x}^{2} + 0.25 {y}^{2} + xy$