Question

In an A.P , if a1 = - 2, d = 5, Sn = 568, then find 'n' , 'l'​

Answer 1

Answer:

73

Step-by-step explanation:

568=n/2(-2+5n-7). putting Lbvalue here. putting this n value in L value above .. So the L value or( last term)is =73.

Answer 2

ya bábe you said absolutely right , if I'm fuçking bad , I should keep it with myself ! héhé, savage logo ki yahi pehchaan Hoti hai ! and I'll not spread/rub this bad character to anyone