Question

Solve the following radical equation:

equation
Select one:
a. Take the square root of each side to solve for x2
b. Square each side of the equation to remove the radicand
c. Subtract 7 from each side
d. Subtract 1 from each side

Answer 1

\[\sqrt{x-1}=x-7\]

Answer 2

square both sides (carefully) to get
\[x-1=x^2-14x+49\] then solve the quadratic equation

Answer 3

oh i see the question only asks what to do first
go with
b. Square each side of the equation to remove the radicand