Home
Class 10
MATHS
Write three terms of the GP when the fir...

Write three terms of the GP when the first term 'a' and the common ratio 'r' are given?
(i) a=4, r=3
(ii) `a=sqrt(5), r=1/5`
(iii) `a= 81, r=-1/3`,
(iv) `a= 1/64, r=2`

Text Solution

Verified by Experts

The correct Answer is:
(i) 4,12,36……, (ii) `sqrt(5), sqrt(5)/2, sqrt(5)/25`,…..
(iii) 81, `- 27, 9`,…….
(iv) `1/64, 1/32, 1/16`,…..,…
Promotional Banner

Topper's Solved these Questions

  • PROGRESSIONS

    NCERT GUJARATI|Exercise EXERCISE 6.5|7 Videos

  • PROGRESSIONS

    NCERT GUJARATI|Exercise OPTIONAL EXERCISE (FOR EXTENSIVE LEARNING)|7 Videos

  • PROGRESSIONS

    NCERT GUJARATI|Exercise EXERCISE 6.3|14 Videos

  • PROBABILITY

    NCERT GUJARATI|Exercise THINK AND DISCUSS|3 Videos

  • QUADRATIC EQUATIONS

    NCERT GUJARATI|Exercise OPTIONAL EXERCISE|7 Videos

Similar Questions

Explore conceptually related problems

Write the GP if the first term a=3, and the common ratio r=2.

Write first four terms of the AP, when the first term a and the common difference d are given as follows: (i) a=10, d=10 (ii) a=-2, d=0 (iii) a=4, d =-3 (iv) a=-1, d=1/2 (v) a=-1.25, d= -0.25

First term a and common ratio r = 1 then sum of n terms on G.P. is S_(n) = na .

Find the the indicated term of each Geometric, Progression (i) a_(1) = 9, r=1/3 , find a_(7) , (ii) a_(1) =-12, r=1/3 , find a_(6)

For the following Aps, write the first term and the common difference: (i) 3,1, -1,-3 ,…. (ii) -5,-1,3,7 ,…….. (iii) 1/3, 5/3, 9/3, 13/3 ,……… (iv) 0.6, 1.7 , 2.8, 3.9 ,………

For each geometric progressions find the common ratio 'r'. And then find a_(n) . (i) 3,3/2, 3/4, 3/8 ,…… (ii) 2,-6, 18, -54 (iii) -1,-3,-9, -27 ,….. (iv) 5,2, 4/5, 8/25 ,…..

The sum of first three terms of a G.P. is 13/12 and their product is – 1. Find the common ratio and the terms.

Evaluate : (n!)/(n - r!), when (i) n = 6, r = 2 (ii) n = 9, r = 5,