find
x+y=5 ,xy =18 then find x³+y³=?
Answers
Answered by
1
Answer:
5x²-90+5y
Step-by-step explanation:
x³+y³
(x+y) (x²-xy+y)
5 (x²-18+y)
5x²-90+5y
Answered by
0
Answer:
x+y=5 ,xy =18 then find x³+y³=? is 19
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