Question

write a program in java using loop to find the sum of series
1. S = 2-4+6-8+....... to n terms
2. S = 1+(1+2)+(1+2+3)+........+
(1+2+3........+n)
3. S = 1+(1+2)/(1*2)+(1+2+3)/(1*2*3)+(1+2+3+...........+n)/(1*2*3............*n)
4. S = a+a^2+a^3+....….......a^n
5. S = (a/2)+(a/5)+(a/8)+(a/11)+........(a/20)
6. S = a-a^3+a^5-a^7+.........to n terms



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Answer 1

Answer:

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