Solve for a_11
a_{11}=3072
Assign a_11
a_{11}≔3072
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a_{11}=3\left(-2\right)^{10}
Subtract 1 from 11 to get 10.
a_{11}=3\times 1024
Calculate -2 to the power of 10 and get 1024.
a_{11}=3072
Multiply 3 and 1024 to get 3072.
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