Question

Answer 1

a) \(=\left(4x+y\right)^2\)

b) \(=\left(1-3x\right)^2\)

c) \(=\left(4-x\right)\left(4+x\right)\)

d) \(=\left(y+9\right)^2\)

e) \(=\left(x+y\right)^2\)

f) \(=\left(2-y\right)^2\)

g) \(=\left(\dfrac{1}{2}-y\right)\left(\dfrac{1}{2}+y\right)\)

h) \(=\left(5y-x\right)^2\)

Answer 2

\(3,\\ a,=\left(4x+y\right)^2\\ b,=\left(1-3x\right)^2\\ c,=\left(4-x\right)\left(4+x\right)\\ d,=\left(y+9\right)^2\\ e,=\left(x+y\right)^2\\ f,=\left(2-y\right)^2\\ g,=\left(\dfrac{1}{2}-y\right)\left(\dfrac{1}{2}+y\right)\\ h,=\left(5y-x\right)^2\)