Rearrange in the form
2d^2 - 5d +4 = 0
and apply the quadratic formula. Post your work if you get stuck OR tell us exactly what you don't understand about taking the next step.
use the quadratic formula
2d^2+4=5d
3 answers
is the answer:no real roots
because when i used the quadratic formula the square root part in 5+-square root of -7 over 4
because when i used the quadratic formula the square root part in 5+-square root of -7 over 4
right