## Bharat Gupta is teaching live on Unacademy Plus

SEQUENCE AND SERIES Class -10 (Geometric Proqression)

nth term of an Geometric Progression 2 a n-l Sum of n term of an Geometric Progression

Sum of infinite term of an Geometric Progression =

The 5th, 8th and 11th terms of a G.P. are a, b, c respectively, then which one of the following is true (a) 2b - ac (b) b2 ac (c) a + b C 0 (d) None of these What is the least number of terms of the G.P 4 +816+ 32 + whose sum would surely exceed 105 b. 14 c. 12 d. 15 A ball rebounds each time to a height equal to 2/3 of the previous bounce. If it is dropped from a height of 243 m, find the total distance it has travelled when it hits ground for 6th time: a. 1200 m b. 1087 m 943 m d. 1142 m A ball rebounds each time to a height equal to 3/4 of the previous bounce. If it is dropped from a height of 128 m, find the total distance it has travelled before it comes to rest: a. 900 m b. 848 m c. 918 m d. 896 m

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The 5th, 8th and 11th terms of a G.P. are a, b, c respectively, thern which one of the following is true (a) 2b - ac (b) b2 ac (c) a +b C 0 (d) None of these

The 5th, 8th and 11th terms of a G.P. are a, b, c respectively, thern which one of the following is true (a) 2b = ac (b) b2 = ac (c) a +b C 0 (d) None of these he .7 lo lo2 RK, ac

What is the least number of terms of the G.P 4 816+ 32 + . . whose sum would surely exceed 105 b. 14 C. 12 d. 15

What is the least number of terms of the G.P 4 816+ 32 + . . whose sum would surely exceed 105 b. 14 C. 12 d. 15 21-1 looo oo Lt 212-4096 2 -1 22Soo

A ball rebounds each time to a height equal to 2/3 of the previous bounce. If it is dropped from a height of 243 m, find the total distance it has travelled when it hits ground for 6th time: a. 1200 m b. 1087 m c. 943 m d. 1142 m

A ball rebounds each time to a height equal to 2/3 of the previous bounce. If it is dropped from a height of 243 m, find the total distance it has travelled when it hits ground for 6th time: a. 1200 m b. 1087 m c. 943 m d. 1142 m 2.

A ball rebounds each time to a height equal to 3/4 of the previous bounce. If it is dropped from a height of 128 m, find the total distance it has travelled before it comes to rest: a, 900 m b. 848 m c. 918 m d' 896 m |- 120 2. 54