find the base of the exponential function whose graph contains the given points.

1.( 4, 1/625)
2.(3/2, 27)
3.(3, 1/343)

3 answers

I'll do #1. You can try the others.
625 = 5^4, so f(x) = 1/5^x or 5^-x
thanks.. :)
Help needed!
Find the base of the exponential function whose graph contains the given points.
1. (2,16)
2. (1,10)
3. (3,64)
4. (3,1/343)
5. (4,1/625)
6. (3/2,27)
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