Question

16x-5x²-3

Answer 1

\(16x-5x^2-3\)

\(=15x+x-5x^2-3\)

\(=\left(15x-5x^2\right)-\left(3-x\right)\)

\(=5x\left(3-x\right)-\left(3-x\right)\)

\(=\left(3-x\right)\left(5x-1\right)\)

Answer 2

`16x-5x^2-3`

`=15x-5x^2-3+x`

`=( 15x-5x^2)-(3-x)`

`=5x(3-x)-(3-x)`

`=(3-x)(5x-1)`