Question

write the coefficient of x² in the expansion
of (x-2)3.
​

Answer 1

Answer:

-3y is the coefficient of x² in this expansion

Answer 2

Answer:

0

Step-by-step explanation:

Because in the equation (x-2) 3 there is not any term of x^2. Thus it's coefficient will be 0: x^2(x-2)3.

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