6. If a2 + b2 = 34 and ab = 12,
find the answers
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bro i am weak in maths...
Answered by
1
Answer:
3(a+b)²+ 5(a-b)²
=3(a²+b²+2ab) + 5(a²+b²-2ab)
Putting the values
=3(34+2*12) + 5(34 - 2*12)
=3(34+24) + 5(34 - 24)
=(3*58) + (5*10)
=(174 + 50)
=224
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