5. If a, b and care respectively the coefficients of x? in -x², 2x² + x and 2x - x respectively,
then a + b + c =
(a) o
(b) -2
(c) 2
(d) - 1
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Answered by
0
Answer:
I think the answer is-2
Answered by
0
Answer:
The answer is -2 I think
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