अनुक्रम ` a_(n) =(n(n-3) )/( n+4)` का 18 वां पद ज्ञात कीजिए।

a_(n) = n/(n+2) , a_(3) = ……….

If a_(n) = (n(n+3))/(n+2) , then find a_(17) .

In an AP a_(n) = (5n-3)/(4) , then a_(7) = ………..

a_(n) = 9-5n, a_(4) = ………….

In a series a_(n) = (n(n+1))/(3), a_(2) = ………….

If a_n = (a_(n-1) xx a_(n-2))/(2), a_5 = -6 and a_6 = -18 , what is the value of a_3 ?

If a_(1) = 4 and a_(n + 1) = a_(n) + 4n for n gt= 1 , then the value of a_(100) is

If a_1 = 4 and a_(n+1) = a_(n) + 4n for n ge 1 , then the value of a_(100) is

The Fibonacci sequence is defined by 1 = a_(1) = a_(2) and a_(n) = a_(n - 1) + a_(n - 2),n gt 2 . Find a_(n + 1)/a_(n) , for n = 1, 2, 3, 4, 5,

The terms of a sequence are defined by a_(n)=3a_(n-1)-a_(n-2) for n gt 2 . What is the value of a_(5) if a_(1)=4 and a_(2)=3 ?