if x-y = 15 and xy = 20 then find the value of 1/x³ - 1/y³
Answers
Answered by
22
Given:
- x-y = 15
- x*y = 20
To find:
- 1/x³ - 1/y³
Solution:
Formula used:
Learn more:
Answered by
1
ANSWER :
X - Y = 15 AND XY = 20
THEN 1 / X CUBE - 1 / Y CUBE
= - 69 / 90
Attachments:

Similar questions