Question

Im lost... (View Equation Editor)

Answer 1

\[(3x+4)^{1/2}=4\]
What is x?

Answer 2

square both sides

Answer 3

that will get rid of the exponent 1/2

Answer 4

So I square a exponent?

Answer 5

recall: (a^b)^c=a^(b*c)

Answer 6

I think I understand...

Answer 7

(3x+4)=4^2?

Answer 8

thus (x^1/2)^2=x^((1/2)*(2))=x^1=x

Answer 9

yup, you got it

Answer 10

Thanks!