How do you solve 3√(45)+3√(12)-√(12) step-by-step?

I have to solve this problem for homework.

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1 Answer

3√12-√12=2√12=2√(22×3)=4√3; 3√45=3√(32×5)=9√5.

The whole expression simplifies to 9√5+4√3.

Using a calculator or tables to find the square roots, we get 27.0528 approx.

by Top Rated User (1.1m points)

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