If a-b-c-9 and a b-b c-c a-23- find the value of a2-b2-c2-

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Euclidean Geometry

If a+b+c=9 an...

Question

If a + b + c = 9 and ab + bc + ca = 23, find the value of a² + b²+ c².

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a^{2} + b^{2} + c^{2} = 35

a b + b c + c a = 23

a + b + c

Find $a^{2} + b^{2} + c^{2}; i f a + b + c = 9 a n d a b + b c + c a = 24$

\frac{a^{2} + b^{2} + a b}{b^{2} + c^{2} + b c} + \frac{c^{2} + c a + a^{2}}{b^{2} + c^{2} + b c}

a + b + c = 9

a b + b c + c a = 26

a^{2} + b^{2} + c^{2}

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