Question

For G.P,if t8=650 and r=2 then a=? A)1 B)3 C)0 D)5​

Answer 1

Answer:

helo friends its your answer

Step-by-step explanation:

( 1) Sn = n 2a + (n – 1)d. 2. 01. find a). 24th term of 5 , 8 , 11 , 14 , ….. ans : 74 b). 15th term of 21 ... n2 – 50n - 13n + 650 = 0 ... 01. a = 7 , r = 1/3 , find t6 ... 5. 07. If in a GP , t3 = 18 , t6 = 486 .(2)