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The value obtained on simplifying (√5 + √6)2

  • a)
    12 + 5√30

  • b)
    13 + 2√33

  • c)
    11 - 2√30

  • d)
    11 + 2√30

Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
The value obtained on simplifying (√5 +√6)2a)12 + 5√...
(a + b)2 = a2  +  b2  + 2ab

= (√5 + √6)2 

= (√5)2 + (√6)2 + 2(√5)(√6)


= 5 + 6 +2√30


= 11 + 2√30
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Community Answer
The value obtained on simplifying (√5 +√6)2a)12 + 5√...
It will be solved by the identify of (a+b)^2= a^2+2ab+b^2
(√5)^2=√25=5
then 2*√5*√6=2√30
then (√6)^2=√36=6
so equation will be
5+2√30+6 when we solve it the answer will be 11+2√30
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