SOLUTION: Solve for x in terms of k.
log_(7) x + log_(7) (x+10) = k.
Algebra.Com
Question 925162: Solve for x in terms of k.
log_(7) x + log_(7) (x+10) = k.
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Solve for x in terms of k.
log_(7) x + log_(7) (x+10) = k.
***
base(7)raised to log of number(k)=number(x(x+10))
7^k=x(x+10)=x^2+10x
x^2+10x-7^k=0
solve for x by quadratic formula:
a=1, b=10, c=7^k
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