can anybody please solve this (√11-√5)^2
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Answered by
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(a-b)^2=a^2+b^2-2ab
therefore
√11^2 + √5^2 - 2×√11×√5
11+5-2√55
16-2√55
(2)(8-√55)
hope it helps you..
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Answered by
0
Answer:
= 2(8-√55)
Step-by-step explanation:
(√11 - √5)^2
= (√11)^2 - 2(√11)•(√5) + ( √5)^2
[ (a-b)^2 = a^2 -2ab + b^2]
= 11 - 2(√11 × √5) + 5
= 11 - 2(√55) + 5
= 11 - 2√55 + 5
=11+5-2√55
=16-2√55
=2(8-√55)
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