Question

if a + b=10 and ab=16 find the value of a^2-a b+b^2 and a^2+ ab + b^2​

Answer 1

If a+b = 10 and ab=16 then they are 8,2.so, a^2+ ab + b^2 = 8^2 + 8x2 + 2^2 = 84.
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