Question

ity : Solve the equation 2x2 + 13x + 15 = 0 by factorisation method,
by completing the square method and by using the formula. Verify
that you will get the same roots every time.​

Answer 1

Answer:

2x²+13x+15=0

2x²+10x+3x+15

2x(x+5)+3(x+5)

(2x+3)(x+5)=0

x=-3/2 , -5