Question

7. What are the roots of 2x² –7x–15=0 *​

Answer 1

Answer:

-3/2 and 5

Step-by-step explanation:

2x²-7x-15=0

By Splitting the Middle Term,

2x²-10x+3x-15=0

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

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

2x+3=0

2x=-3

x=-3/2

x-5=0

x=5