Question

find the value of expression a square + b square + c square if a is equal to 5 b is equal to 6 and c is equal to 4​

Answer 1

Answer:

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Step-by-step explanation:

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

$5 {}^{2} + 6 {}^{2} + 4 {}^{2}$

$5 \times 5 + 6 \times 6 + 4 \times 4$

$25 + 36 + 16$

$= 77$