Question

Solve square root of 2x + 1 = x + 1 for x.
a. No Solution
b.±2
c.±3
d.0

Answer 1

Is the square root over the 2x only? like this\[\sqrt{2x}\]
or is the 1 under the squre root also?

Answer 2

the one is under the square root too

Answer 3

There is a trick to get rid of the radical or 'square root'; do you know how to do that?

Answer 4

No not too shabby with math

Answer 5

There is a law \[(\sqrt{a})^{2}=a\]
if you square a square root, it becomes that thing inside the square root. You can square both sides of your equation.

Answer 6

And the answer is?

Answer 7

square both sides and solve it

Answer 8

\[\sqrt{2x+1}=x+1\]
\[(\sqrt{2x+1})^{2}= (x+1)^{2}\]