If ab =8 and a+b=6 then the value of (a²+b²) by brainly education
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by using the formula of (a+b)^2 and putting the value of desired values we got answer as 20
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Answer:
a²+b²=20
Step-by-step explanation :
a+b=6
squaring on both sides
(a+b)²=6²
a²+2ab+b²=36
a²+b²=36-2(8)
a²+b²=36-16=20
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