Mara solved an exponential equation by using logarithms. This is her work. 1. 7*3ˣ =189 2. 3ˣ = 27 3. log₃(3ˣ ) = log₃ 27 4.

Question

Mara solved an exponential equation by using logarithms. This is her work.
1. 7*3ˣ  =189
2. 3ˣ  = 27
3. log₃(3ˣ ) = log₃ 27
4. xlog₃ 3 = 9
5. x 19
6. x=9
1. Review Mara's work in steps 3 and 4.
a. Be sure to explain what she did and why it was correct or incorrect
for Step 3.
b. Be sure to explain what she did and why it was correct or incorrect
for Step 4.
c. Provide Mara with feedback on what the mistake was and how to
fix it.
2. Create your own example of solving an exponential equation, with work
shown, that includes at least one mistake that a student could easily make.

Kunduz · Accepted Answer

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