Question

Verify whether 2 and -3/2 are roots of the quadratic equations 2x^2-x-6=0

Answer 1

Answer:

The value of a is -7.

Step-by-step explanation:

Given : If one root of the equation is 2.

To find : The value of a ?

Solution :

If 2 is the root of the quadratic equation then it satisfy the equation.

Equation

Substitute x=2 in the equation,

Answer 2

Step-by-step explanation:

first take (x+2) (x+(-3/2))

then multiply it

it will makes a equation then divide with quadratic polynomial if the answer left 0 then these are the roots of polynomial