Andrew received a 95 on his last test and the only question he got wrong was the following .
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Mathematics, 19.10.2019 04:30 emilypzamora11
Andrew received a 95 on his last test and the only question he got wrong was the following .
a) read through andrews work .
find and circle his mistake .
evaluate: 3^-2(3-3) when x=3
andrews work :
3^-2(3-3)
=3^-2(0)
=9-2(0)
=7(0)
=0
b) explain what he did wrong and what he should have done .
Answers: 3
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