Home
Class 10
MATHS
For an A.P. if t(4)=20 and t(7)=32, find...

For an A.P. if `t_(4)=20` and `t_(7)=32`, find a,d and `t_(n)`.

Text Solution

Verified by Experts

The correct Answer is:
a=8, d=4, `t_(n)=4n+4`
Promotional Banner

Topper's Solved these Questions

  • ARITHMETIC PROGRESSION

    TARGET PUBLICATION|Exercise Based on Practice Set 3.3|13 Videos

  • ARITHMETIC PROGRESSION

    TARGET PUBLICATION|Exercise Based on Practice Set 3.4|8 Videos

  • ARITHMETIC PROGRESSION

    TARGET PUBLICATION|Exercise Based on Practice Set 3.1|7 Videos

  • BOARD QUESTION PAPER: MARCH 2019

    TARGET PUBLICATION|Exercise (Solve the following questions (Any three):|2 Videos

Similar Questions

Explore conceptually related problems

For an A.P. if S_10=150 and S_9=126 , find t_10 .

For a G.P. If a = 3 and t _(7 ) = 192 find r and t _(11).

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

For a G.P, if a = 5 and t_7 = 1/3125 , find r and 't_9'.

For any given A.P., if t_(30) = 2t_(15) , then

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

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

For a G.P. if t_3 =20, t_6 =160, find S_7