pls solve 8,9 problems it should be correct pls..... ♥
Attachments:
Answers
Answered by
1
Answer:
Step-by-step explanation:
Q9
1st term, a = 10
Difference, d= 7-10=-3 , last term, l= -62
A¹¹ frm last = l-(n-1)d
= -62-(11-1)-3
=-62-(10×-3)
-62+30=-32
dishabucha:
Yaa sure
thanks
Ap formed = 5,9,13....
An = 97
97=5+(n-1)4. , 92/4 = n+1.
N = 84
Sn = 84/2(5+97)
42×102 = 4284
I hope it also helps u
Pls mark as brainliest
Similar questions