Solving Exponential Equations
Use your graphing calculator to solve the following equations.
Round your answers to the nearest hundredth.
5
(
1.22
)
x
=
40
\displaystyle {5}{\left({1.22}\right)}^{{x}}={40}
5
(
1.22
)
x
=
40
Solution:
x
=
\displaystyle {x}=
x
=
82
(
1.11
)
x
=
8
\displaystyle {82}{\left({1.11}\right)}^{{x}}={8}
82
(
1.11
)
x
=
8
Solution:
x
=
\displaystyle {x}=
x
=
111
(
0.84
)
x
=
195
\displaystyle {111}{\left({0.84}\right)}^{{x}}={195}
111
(
0.84
)
x
=
195
Solution:
x
=
\displaystyle {x}=
x
=
1832
(
0.95
)
x
=
614
\displaystyle {1832}{\left({0.95}\right)}^{{x}}={614}
1832
(
0.95
)
x
=
614
Solution:
x
=
\displaystyle {x}=
x
=
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