co efficient of x^2 in the expression (x-1)^3 is
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HI BUDDY HERE IS YOUR ANSWER:→
ANSWER→ -3
Step-by-step explanation:→
(a-b)^3= a^3- b^3- 3a^2b-3ab^2
(x-1)^3 = x^3 - 1^3 - 3x^2 - 3x
Therefore,
Co efficient of x^2 in the expression (x-1)^3 is -3.
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