Evaluate 9^-2*9^0*9^2

Math
9-2⋅90⋅92
Multiply 9-2 by 90 by adding the exponents.
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Use the power rule aman=am+n to combine exponents.
9-2+0⋅92
Add -2 and 0.
9-2⋅92
9-2⋅92
Multiply 9-2 by 92 by adding the exponents.
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Use the power rule aman=am+n to combine exponents.
9-2+2
Add -2 and 2.
90
90
Simplify 90.
1
Evaluate 9^-2*9^0*9^2

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