multiply 3 root 28 by 2 root 7
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Answered by
1
3×2√7 / 2√7 = 3
hope it helps you...
Answered by
6
3√28×2√7
=3×√2×√2×√7×2√7
=3×2×(√2)^2×(√7)^2
=3×2×2×7
=12×7
=84
84 is your answer
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