Question

If a+b+c=9 and ab+bc+ca=26,then, find a²b²+c².​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

answer= 29

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Step-by-step explanation:

using identity;

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

= a^2+b^2+c^2+ 2( ab+bc+ca) ( PUT VALUES)

(9)^2 = a^2+b^2+c^2 +2( 26)

81 = a^2+b^2+c^2 + 52

81-52 = a^2+b^2+c^2

29 = a^2+b^2+c^2