Question

If one root of the quadratic equation 3x² – ax + 4 = 0 is 4. Find

the value of a.​

Answer 1

Answer:

put the value of zero in x place

3(4)^2-a(4)+4=0

3(16)-4a+4=0

48-4a+4=0

52-4a=0

-4a=-52

a=52/4

a=13

hope this helps you