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OpenStudy (anonymous):
Simplify: √98x a. 7x√2 b. 2x√7 c. 7√2x d. 2√7x
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OpenStudy (anonymous):
c
OpenStudy (anonymous):
√98x = √49*√2x = 7√2x
OpenStudy (anonymous):
separate it into 2 square roots, one with perfect squares and one imperfect \[\sqrt{49}\sqrt{2x}\]
OpenStudy (anonymous):
now simplify the first term \[7\sqrt{2x}\]
OpenStudy (anonymous):
voila
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