If a - b = 3 and a2 + b2 = 29, find the value of ab.
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ab = 10
Process:-
(a-b)^2 + 2ab = a^2 + b^2
(3)^2 + 2ab = 29
9 + 2ab = 29
2ab = 29 - 9
2ab = 20
ab = 20/2
ab = 10
Process:-
(a-b)^2 + 2ab = a^2 + b^2
(3)^2 + 2ab = 29
9 + 2ab = 29
2ab = 29 - 9
2ab = 20
ab = 20/2
ab = 10
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