3) Write the coefficient of y in the expansion of (5 – y )2
please
Answers
Answered by
1
we know that
(a+b)^2
a^2 +b^2 +2ab
so
25 + y^2 +10y
So coefficient of y is 10
Answered by
0
Answer:
cofficient of y is 10
Step-by-step explanation:
thank you ❤️
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