Question

Omg

Answer 1

Factor your equations first and then get the ratios

Answer 2

4-x2=(2+x)(2-x)
x2 + 2x − 8=(x+4)(x-2)
thus required ratio is -(x+2) : (x+4)

Answer 3

\[(16-y^2) = (4-y)(4+y)\]

Answer 4

Thank You Both !