(5x/y+y/5x)^3
solve it by identity (a+b)^3
Answers
Answered by
1
Answer:
Consider the given expression,
⇒[
y
5x
+
5x
y
]
3
⇒(
y
5x
)
3
+(
5x
y
)
3
+3.(
y
5x
).(
5x
y
)
2
+3.(
y
5x
)
2
(
5x
y
)
⇒
y
3
125x
3
+
125x
3
y
3
+
5x
3y
+
y
15x
Hence, this is the answer.
Similar questions