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Calculate the square root of $42$
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$-279\cdot 6.4807407-217\sqrt{42}$
Learn how to solve addition of numbers problems step by step online. Simplify -27942^1/2-21742^1/2. Calculate the square root of 42. Calculate the square root of 42. Multiply -279 times 6.4807407. Multiply -217 times 6.4807407.