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- Oct 6th 2011, 11:48 AMMhmh96Solve equation
- Oct 6th 2011, 12:08 PMe^(i*pi)Re: Solve equation
Question in Latex:

What have you tried? A good start would be to rearrange the equation to isolate the radical term so it's easier to square both sides

From the domain we know that . Overall this means

Edit: Don't forget to test potential solutions in the original equation to check if they are spurious or not - Oct 6th 2011, 12:36 PMMhmh96Re: Solve equation
I tried to square both side but still not able to

determine to the right answer which is 9(Worried) - Oct 6th 2011, 12:43 PMSorobanRe: Solve equation
Hello, Mhmh96!

Quote:

Let

We have: .

Square both sides: .

. .

which factors: .

We have: .

Back-substitute and solve for

. . Be sure to check for extraneous roots.