Evaluate (11+9)(11^2(-9)-9^2)

Math
(11+9)(112(-9)-92)
Add 11 and 9.
20(112(-9)-92)
Simplify each term.
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Raise 11 to the power of 2.
20(121⋅-9-92)
Multiply 121 by -9.
20(-1089-92)
Raise 9 to the power of 2.
20(-1089-1⋅81)
Multiply -1 by 81.
20(-1089-81)
20(-1089-81)
Simplify the expression.
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Subtract 81 from -1089.
20⋅-1170
Multiply 20 by -1170.
-23400
-23400
Evaluate (11+9)(11^2(-9)-9^2)
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