Question

Solve for x: 2x2 + x - 6 = 0.

Answer 1

Answer:

2x

2

+x−6=0

2x

2

+4x−3x−6=0

2x(x+2)−3(x+2)=0

(2x−3)(x+2)=0

x=3/2;−2

Answer 2

Answer:

x=2

Step-by-step explanation:

2x2 becomes 4.

The equation now becomes : 4+x-6=0

{4-6=-2}

Equation now becomes, x-2=0;

Therefore, x=2[ by transposition]