If a + b + c = 26 and ab + bc + ca = 109, find the value of a2 + b2 + – McqOptions

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1.	If a + b + c = 26 and ab + bc + ca = 109, find the value of a2 + b2 + c2 = ?
A.	58
B.	72
C.	52
D.	76
Answer» B. 72

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