SOLUTION: evaluate; 2^square root of x + 3square root of x = 9 ---------- This equation can be solved by graphing. 2^(sqrt x) =- 3sqrt(x) = 9

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: evaluate; 2^square root of x + 3square root of x = 9 ---------- This equation can be solved by graphing. 2^(sqrt x) =- 3sqrt(x) = 9      Log On


   

Question 56921: evaluate; 2^square root of x + 3square root of x = 9
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This equation can be solved by graphing.
2^(sqrt x) =- 3sqrt(x) = 9
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
This equation can be solved by graphing.
2^(sqrt x) = -3sqrt(x) + 9
Using a graphing calculator and letting
Y1= 2^(sqrt x)
Y2= 9-3sqrt (x)
The intersection of these two curves is:
x=3.3185408
Cheers,
Stan H.