Evaluate
49
Factor
7^{2}
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8\times 8-3\times 5
Add 3 and 5 to get 8.
64-3\times 5
Multiply 8 and 8 to get 64.
64-15
Multiply 3 and 5 to get 15.
49
Subtract 15 from 64 to get 49.
Examples
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Simultaneous equation
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Limits
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