How do you simplify $- 6 \sqrt{98}$ $-6sqrt98$ ?

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Answer 1 · 2018-04-01T22:04:08

$- 42 \sqrt{2}$ $-42sqrt2$

98 can be thought of as 2 x 7 x 7, so you can pull a 7 out of the square root, leaving just the 2 under the radical sign. Multiply the 7 by the -6.

How do you simplify −6√98-6sqrt98?