Question

Which of the following are solutions to the equation below?

Check all that apply.
(4x - 1)2 = 11
I A. X = -
:-+1
B. x= V11+1
12
I C. x = -2
4
D. x =
12
4.
E. x= v1+1
1
+
I F. x=
-VT1+1
4

Answer 1

`{(4x - 1)}^(2) = 11 \\ 4x - 1 = √(11) \: \: \: \: 4x - 1 = - √(11) \\4 x = √(11) + 1 \: \: \: \: 4x = - √(11) + 1 \\ x = ( √(11) )/(4) + (1)/(4) \: \: \: \: \: \: x = - ( √(11) )/(4) + (1)/(4)`