expand (1-1/a) cube
Answers
Answered by
5
Step-by-step explanation:
(1-1/a)³=1³-(1/a)³-3(1)²(1/a)+3(1)(1/a)²
=1-1/a³-3/a+3/a²
Answered by
0
Answer:
is the expansion of
.
Step-by-step explanation:
Explanation:
Formula of =
.
Therefore, from the question we have,.
Now from the formula,
=
⇒ =
Final answer:
Hence, the expansion of is
.
#SPJ3
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