How do you evaluate #\frac { 28- 2\sqrt { 10} } { 14}#?

1 Answer
Barney V.
May 14, 2017

#:.color(blue)(=2-(sqrt10)/7#

Explanation:

#(28-2sqrt10)/14# #color(blue)(=1.548246049#

#:.=cancel28^color(blue)2/cancel14^color(blue)1-(cancel2^1sqrt10)/cancel14^color(blue)7#

#:.=2/1-(sqrt10)/7#

#:.color(blue)(=2-(sqrt10)/7)=color(blue)1.548246049#

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