" (iv) "1*3^(2)+3.5^(2)+5.7^(2)+

1*3^(2)+3*5^(2)+5*7^(2)...... find sum to n terms

The series 1*3^(2)+2*5^(2)+3*7^(2)+

Find the sum of the infinite series (1.3)/(2)+(3.5)/(2^(2))+(5.7)/(2^(3))+(7.9)/(2^(4))+......oo

STATEMENT -1: The tens digit of 1! + 2! + 3! + 4! + 5! +........... + 50! is 1. STATEMENT-2 : The sum of divisors of 2^(4)3^(5)5^(2)7^(3) is 2^(5).3^(6).5^(3).7^(4) - 2.3.5.7.

STATEMENT -1: The tens digit of 1! + 2! + 3! + 4! + 5! +........... + 50! is 1. STATEMENT-2 : The sum of divisors of 2^(4)3^(5)5^(2)7^(3) is 2^(5).3^(6).5^(3).7^(4) - 2.3.5.7.

Observe the following pattern 1+3=2^(2)1+3+5=3^(2)1+3+5+7=4^(2) and write the value of 1+3+5+7+9+ upto n terms.

Find the sum of the infinite series 1.3/2+ 3.5/2^2+ 5.7/2^3+ 7.9/2^4+.......oo

The sum of first backslash n' terms of the series 1^(2)+(1)(2)+3^(2)+(3)(4)+5^(2)+(5)(6)+7^(2)+ when n is odd is