How do you subtract #\sqrt{8x^3}-4x\sqrt{98x}#?

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Answer 1 · 2018-03-13T20:33:15

#sqrt(8x^3)−4xsqrt(98x)#

Symplify the expreessions-:

#sqrt(2x(2x)^2)-4xsqrt(2x7^2#

Applying the rule #sqrt(a^2)=a#:

#2xsqrt(2x)-7xx4xsqrt(2x)#

#(2x-28x)sqrt(2x)#

#-26xsqrt(2x)#