Question

$64.9^{2} - 84.12^{2} + 27.16^{2}$
​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

-3602.82

Step-by-step explanation:

${64.9}^{2} - {84.12}^{2} + {27.16}^{2}$

$4212.01 - 7076.17 + 737.66$

$4212.01 - 7813.83$

$- 3601.82$