Question

For the quadratic equation: 2x^2 -5x-3=0 , show that x=-1/2 is it's solution.​

Answer 1

Answer:

Step-by-step explanation:

x2-2x 7/4x+3/2=0

x2-2x 7/4x+49/16-49/16+3/2=0

x2-2x 7/4x+(7/4)2-46/16+24/16=0

=3 or x = 1/2