SOLUTION: I have 2 questions:
1. {{{y=5^(x)}}}
{{{y=5^(2x) -1}}}
2. {{{y=2e^(2x)}}}
{{{y=e^(x) -1}}}
Algebra.Com
Question 852351: I have 2 questions:
1.
2.
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
The first one seems potentially quadratic in form, when adjusted right.
-
Let . This makes .
Substituting you make
or
-
Back-substituting from those two solutions for u,
NEG SQRT VERSION
-----the right member would become negative, and you cannot raise 5 to any power to get a negative number. Reject This Equation.
POS SQRT VERSION
-----THIS we can use. Irrational.
....
Choose your logarithm base. Here, using base ten:
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