Question
Solve the equation by finding the square root.
4u2 + 4u + 1 = 75
4u2 + 4u + 1 = 75
Answers
Reiny
I will assume you mean
4u^2 + 4u + 1 = 75
(2u+1)^2 = 75
2u + 1 = ± √75
2u = -1 ± 5√3
u = (-1 ± 5√3)/2
4u^2 + 4u + 1 = 75
(2u+1)^2 = 75
2u + 1 = ± √75
2u = -1 ± 5√3
u = (-1 ± 5√3)/2
Anonymous
Find the square root of 4u2- 8u.