Question

verify whether 2and -3/2 are the roots of the quadratic equation 2x²-x-6=0​

Answer 1

Answer:

Hey mate hope this helps u...

Answer 2

Step-by-step explanation:

2x² - x - 6 = 0

first

2×6=12

secondly

3x-4x=-x and 3×(-4)=-12

hence,

2x² - 4x + 3x - 6 = 0

you take the common factors:

2x(x - 2) + 3(x - 2)

(2x + 3) (x - 2)

opening the bracket

2x + 3 = 0 or x - 2 = 0

2x = -3. or x = 2

x = -3/2