Question

9 ^–3x ≈ 7 ?

Answer 1

solving\[9^{-3x}\approx7\]for x?

Answer 2

yess

Answer 3

first step is to get rid of the base 9
we do that by taking the log base 9 of both sides
what do you have after that?

Answer 4

remember that\[\log_a{a^x}=x\]

Answer 5

yea thats true but i would go about it differently
also shwenie check the answer of the one rixxar did for you

Answer 6

okay thanks!

Answer 7

@turing test i actually like your way better, i was going to do it a diffent way but i agree with you your looking good

Answer 8

i was gonna take then to the LN but your way is way easier

Answer 9

thanks, taking the ln is just unnecessary

Answer 10

i agree ur way easier