Question

if a+b+c=6 and ab+bc+ca=15, then a^+b^+b^=​

Answer 1

Step-by-step explanation:

answer is 8 this answer helps you

Answer 2

Answer:

6

Step-by-step explanation:

$(a + b + c) {}^{2} = a {}^{2} + b {}^{2} + c {}^{2} + 2(ab + bc + ca)$