Question

Write the quadratic equation in general form then choose the value of “b”.

(2x-1)(x+5)=0
———————
A.)9
B.)10
C.)11

Answer 1

Write the quadratic equation in general form then choose the value of “b”.

(2x-1)(x+5)=0

A.)9

B.)10

C.)11

Explanation:

Expand
`(2x-1)(x+5)`

Which is
`2x^(2) +9x-5`

`ax^(2) +bx+c\\`

So the value of B is 9