SOLUTION: Hi, How do I find the exact value of t given {{{ 7^(2t)= 3^5 }}} I'm not sure how to do this, but I think it has something to do with logs. Thanks.

Question 879048: Hi, How do I find the exact value of t given
I'm not sure how to do this, but I think it has something to do with logs.
Thanks.
Found 2 solutions by Alan3354, josgarithmetic:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!

t*log(49) = log(243)
t = log(243)/log(49)

Answer by josgarithmetic(39621) (Show Source): You can put this solution on YOUR website!
Base Ten Logarithms,

RELATED QUESTIONS
h= -2t^2. I need to find the value for h and t, and than plot the relaitons over the... (answered by Alan3354)
How do I differentiate this equation? I think I am suppose to use the quotient rule... (answered by tommyt3rd)
how do I found the exact answer of sec(-5 pi/8)? I tried to add or subtract 2pi so that... (answered by lwsshak3)
Find all numbers for which rational expression is undefined. t^3-3t/t^2-49 The answer (answered by jim_thompson5910)
I need help please. ok 8/w+8 + 6/5w now I know I need to find the LCD which I think (answered by vleith)
How do I find the GCF of these numbers: 11x^8,11x,-66 I think the answer is 11 but (answered by Alan3354)
How would I go about solving this. Suppose csct = 4 and tan > 0. FInd the exact value... (answered by stanbon)
Find the sum of the infinite series. If the series does not have a sum write "no sum".... (answered by checkley71)
Hi I am given this equation, h= height (meters), t= time (seconds) h=2t(50-t) How... (answered by Alan3354,Theo)