3 \sqrt { 7 } \text { by } 4 \sqrt { 7 }
Evaluate
84by
Differentiate w.r.t. b
84y
Graph
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3\times 4\times 7by
Multiply \sqrt{7} and \sqrt{7} to get 7.
12\times 7by
Multiply 3 and 4 to get 12.
84by
Multiply 12 and 7 to get 84.
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