if a + b is equal to 11 and a b is equal to 30 then find the value of a square + b square
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please brainliest my answer
please brainliest my answer
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(a+b)^2=a^2+b^2+2ab
putting the values of a+b and ab
11^2=a^2+ b^2+2x30
121-60=a^2 + b^2
Therefore the answer is 61
Brainliest my answer.
putting the values of a+b and ab
11^2=a^2+ b^2+2x30
121-60=a^2 + b^2
Therefore the answer is 61
Brainliest my answer.
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