a) \(\frac {1}{2}\) (a – b)
b) \(\frac {1}{2}\) (a + b)
c) \(\frac {1}{2}\) (a2 – b2)
d) \(\frac {1}{2}\) (a2 + b2)
What is the arithmetic mean between a2 and b2 ?
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answerhappygod
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What is the arithmetic mean between a2 and b2 ?
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