If a-b-c-9 and a b-b c-c a-40- find a2-b2-c2

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Absolute Value Function

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

Question

If a + b + c = 9 and ab + bc + ca = 40, find a² + b² + c².

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a + b + c = 8

a^{2} + b^{2} + c^{2} = 40

a b + b c + c a

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

a + b + c = 9

a b + b c + c a = 26

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

\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}

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