Home
Class 10
MATHS
For a given A.P., t7=4, d=-4 then a=………...

For a given A.P., `t_7=4`, `d=-4` then `a=………` a)`6` b)`-7` c)`20` d)`28`

A

6

B

7

C

20

D

28

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ARITHMETIC PROGRESSION

    BAL BHARTI|Exercise PROBLEM SET - 3 |13 Videos

  • ARITHMETIC PROGRESSION

    BAL BHARTI|Exercise PRACTICE SET 3.4|6 Videos

  • CIRCLE

    BAL BHARTI|Exercise PROBLEM SET 3 |13 Videos

Similar Questions

Explore conceptually related problems

For an A.p.,if a =8, d=-2, then t_(17) =

For a given AP, a=3.5 , d=0 , n=101 then t_n=………. a) 0 b) 103.5 c) 104.5 d) 3.5

For an A.P if t_4=12 and d=-10 , then find a . a) -18 b) 42 c) -5 d) 21

For an A.P, if a=-3 and d=4 , then find t_n .

In an A.P., if t_(18) - t_(14) =32 , then d=

If a=-9, d= -7 , then t_(19) =

If for an A.P, d=5 then t_18-t_13 =……………a) 5 b) 20 c) 25 d 30

In an A.P, a=8 , t_n=62 , S_n=210 , then find n . a) 5 b) 6 c) 7 d) 8

For an A.P., find S_(12) if a=4 nd d=3.

For a G.P., if t_2 = 7 , t_4 = 1575 , find a.