Q. If the sum to n terms of an A.P. is $\frac{4 n ^{2} - 3 n}{4}$ then the nth term of the AP. is

1661 273 Principle of Mathematical Induction Report Error

A

$\frac{5 n - 1}{4}$

23%

B

$\frac{8 n - 7}{4}$

32%

C

$\frac{3 n ^{2} - 2}{4}$

36%

D

$\frac{7 n - 8}{4}$

9%

Solution:

$t_{n} = S_{n} - S_{n - 1}$