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sqrt((13^2-(3^2+4^2))/(2*18))

0 votes

The answer is 2, but how do you get it? Thank you

asked Mar 16, 2013 in ALGEBRA 1 by chrisgirl Apprentice

2 Answers

0 votes

√(132-(32+42))/(2 *18)

√(132-(9 + 16)) / 36

√[(169-(25) / 36]

√[(169*36) -25 /36]

√ [(6084-25) / 36]

√ [6059 /36]

√[168.3]

approximately 13.

answered Mar 16, 2013 by diane Scholar

Solution

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0 votes

The expression is

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answered Jun 30, 2014 by david Expert

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