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Evaluate the expression for r=2r = 2.\newline3r2=3r^2 = _____

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Q. Evaluate the expression for r=2r = 2.\newline3r2=3r^2 = _____
  1. Substitute value of r: Step 11: Substitute the value of rr into the expression.\newlineCalculation: 3×(2)23 \times (2)^2\newlineMath check: 22 squared is 44, 33 times 44 is 1212.

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