what is the exact value for the expression Square root 56 - Square root 14 + Square root 126 ? simplify if possible

asked Feb 23, 2016 221k views

2 votes

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5 votes

Answer:

4 and 14

Explanation:

Peter Bowers answered Feb 23, 2016

6.7k points

3 votes

$√(56) - √(14) + √(126) = √(4\cdot14) - √(14) + √(9\cdot14) =\\=2 √(14) - √(14) +3 √(14) =2 √(14) - 1√(14) +3 √(14) =4 √(14)$

PerPlexSystem answered Feb 28, 2016

7.6k points

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