Question

If (a+b+c) = 14 and (a2+b+c2) =74, then the value of (ab+bc+ca) A) 196 B)61 C)88 DO​

Answer 1

Answer:

(a+b+c)=14 and (a2+ b+ c2) =74 14+74=88

Step-by-step explanation:

c) 88 correct

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