If (a - b)
b) = 6 and ab = 20, find
value of a^2+b^2
Answers
Answered by
1
Answer:
76
Step-by-step explanation:
(a-b)2 = a2 + b 2 -2ab
36 = a2+ b2 - 2*20
a2 + b2 = 36 + 40
= 76
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