Math, asked by parthk18, 1 year ago

If a+b+c=0 ,a square+b square + c square = 16 find ab+bc+ca

Answers

Answered by RajivShastry

2

Answer:

Step-by-step explanation:

(a+b+c)² = a²+b²+c²+2(ab+bc+ca)

0 = 16 + 2(ab+bc+ca)

ab+bc+ca = -16/2 = -8

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