find the value of square root of 5 correct to 2 decimal place then used to find the square root of 3 minus squareroot of 5 by 3 + square root of 5 correct to 2 significant digits
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√5=2.24
Given, root over [ 3-√5 divided by 3+ √5 * 3-√5 divided by 3+√5]
=root over [(3-√5)² divided by 9-5]
=root over [(3-√5)² divided by 4]
=(9 - 6√5 +5) divided by 2
=(14 - 6×2.24) divided by 2
=(14-13.44) divided by 2
= 0.56 divided by 2
= 0.28
ANSWER = 0.28
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