Question

Find the zero of the polynomial of the following:

p(x) = 2x + 5

Answer 1

p(x) = 2x + 5

= `2(x + 5/2)`

`"p"(-5/2) = 2(- 5/2) + 5/2`

= −5 + 5

= 2(0)

= 0

Here `-5/2` is the zero of p(x).