Question

Q1.coefficient of y² in the expression ( y-1)³ is *
•1
•-3
•3
•0
pls answer ❣️​

Answer 1

Answer:

-3

Step-by-step explanation:

because( y-1) ^3 expression is y^3-3y^2+3y-1 so the coefficient of y^2 is -3

Answer 2

Step-by-step explanation:

-3

is the

answer

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