SOLUTION: Hi! I'm trying to solve this problem all day with no sucssess. Can you help me please? {{{2^(x+1)+8.2^(-x)<17}}}

Algebra ->  Inequalities -> SOLUTION: Hi! I'm trying to solve this problem all day with no sucssess. Can you help me please? {{{2^(x+1)+8.2^(-x)<17}}}      Log On


   

Question 20568: Hi! I'm trying to solve this problem all day with no sucssess. Can you help me please?
2%5E%28x%2B1%29%2B8.2%5E%28-x%29%3C17
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Graph the left side of the equation in your calculator as Y1.
Graph the right side as Y2.
Use CALC, then Intersect to find the x-values between
which the curve is below the line y=17.
Solution is [-1.3236 Cheers,
Stan H.