Question

Evaluate the following when a = 1,6-2, and c= -3.
2a2 + b2-c2-8abc
here 2 after a, b, c are the power so give answer accordingly

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Answer 1

Step-by-step explanation:

(2 × 1 × 2) + (-2 × 2) - (-3 × 3) - (8 × 1 × -2 × -3)

= 2 + (4) - (-9) - 48

= 6 + 4 + 9 - 48

= 19 - 48

= 29.

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