Math, asked by mahanandhabiradar, 6 months ago

ifa+b+ c=9 and ab+ bc+ca=23, then find a^2+ b^2+ c^2

Answers

Answered by sandy1816

3

Answer:

w/k

(a+b+c)²=a²+b²+c²+2(ab+bc+ca)

9²=a²+b²+c²+2(23)

81-46=a²+b²+c²

a²+b²+c²=35

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