How do you simplify #sqrt140#?

Answer 1

#sqrt(140)=2sqrt(35)#

#sqrt(140) = sqrt(2xx2xx5xx7)# #color(white)("XXX")=sqrt(2^2xx5xx7)# #color(white)("XXX")=sqrt(2^2)*sqrt(5xx7)# #color(white)("XXX")=2sqrt(35)#

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Answer 2

Cameron Arnold

√140 can be simplified by factoring out perfect squares.

140 = 2 × 2 × 5 × 7 = 4 × 35

So, √140 = √(4×35) = √4 × √35 = 2√35

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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