Question

What is the solution to the equation 49x=sqrt 7^(2x+6)

Answer 1

\[\Large 49x = \sqrt{ 7^{(2x+6)}}\]Like that?

Answer 2

yes

Answer 3

Take square on both sides,
you will get
\[\large (48x)^2 = 7^{2x+6}\]

Answer 4

That's 49 not 48

Answer 5

ohhh now i remember that lesson. Thanks :)

Answer 6

\[\Large (49x)^2 = 7^{2(x+3)}\]
\[\Large (7^2x)^2 = 7^{2(x+3)}\]

Answer 7

\[\Large 49x = 7^{(x+3)}\]