Question

DUI,
3) 9
.
1) 5
2)7
4) 11
If the 3rd, 4th and 5th terms of (x + a)" are 720, 1080 and 810 respectively then (x, a, n) =
1) (2,3,5)
2) (3,5,7)
3) (5,3,2)
4)(2,5,3)​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

sorry but i am in 5th standard and dont know about this