Math, asked by harshitapaul229, 7 months ago

If a+b+c=6 and ab+bc+ca=11 find a^2+b^2+c^2

Answers

Answered by alisana87952

1

this is correct answer

Attachments:

Answered by vanshikauppal2005

4

Step-by-step explanation:

We know that (a+b+c)²= a²+b²+c²+2(ab+bc+ca)

=>a²+b²+c²= (a+b+c)²- 2(ab+bc+ca)

= a²+b²+c²= 6²-2×11

a²+b²+c²=36-22

a²+b²+c²= 14

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