SOLUTION: Solve: Log x + log (x+6) = 3

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Question 737009: Solve:
Log x + log (x+6) = 3

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
log(x) + log(x+6) = 3

log[(x)*(x+6)] = 3

x(x+6) = 10^3

x(x+6) = 1000

x^2+6x = 1000

x^2+6x-1000 = 0


Use the quadratic formula to solve for x



Plug in , ,







or

or

Exact Solutions: or

Approximate Solutions: or

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