coeffcient of a in -3a
Answers
Answered by
4
20❤❤ + follow = inbox
Answered by
8
Answer:
Using binomial equation we know that
(p+q)
n
=
r=0
∑
n
n
C
r
p
n−r
q
r
In the given question p=3a, n=6 & q=−
3
2
∴ (3a−
3
2
)
6
=
r=0
∑
n
6
C
r
3a
6−r
l(−
3
2
)
r
On simplifying, we get
(3a−
3
2
)
6
=
81
16
−
9
32a
+24a
2
−72a
3
+81a
4
Similar questions