Geometric sequences
(the database of solved problems)
All the problems and solutions shown below were generated using the Geometric sequences.
ID |
Problem |
Count |
9801 | Find a45 of a geometric progression if a1=50000 and r=0.9808. | 1 |
9802 | Find the sum of the first 10 terms of a geometric sequence if a1=58 and r=109. | 1 |
9803 | Find the sum of the first 15 terms of a geometric sequence if a1=262144 and r=81. | 1 |
9804 | a1=25 , r=2 , an=11 , n=? | 1 |
9805 | Find a5 of a geometric progression if a1=53 and r=5033. | 1 |
9806 | Find the sum of the first 5 terms of a geometric sequence if a1=53 and r=5033. | 1 |
9807 | Find a5 of a geometric progression if a1=41 and r=41. | 1 |
9808 | Find the sum of the first 9 terms of a geometric sequence if a1=2 and r=−2. | 1 |
9809 | Find a7 of a geometric progression if a1=512 and r=21. | 1 |
9810 | Find a3 of a geometric progression if a1=50 and r=80. | 1 |
9811 | Find a50 of a geometric progression if a1=80 and r=3. | 1 |
9812 | Find a50 of a geometric progression if a1=3 and r=90. | 1 |
9813 | Find a10 of a geometric progression if a1=2 and r=15. | 1 |
9814 | Find a2 of a geometric progression if a1=15 and r=10. | 1 |
9815 | Find common ratio ( r ) in geometic progression if a1=16 and a2=8. | 1 |
9816 | Find the sum of the first 8 terms of a geometric sequence if a1=15 and r=107. | 1 |
9817 | a1=8 , r=5 , an=3125000 , n=? | 1 |
9818 | a1=10019141 , r=1.031 , an=1020 , n=? | 1 |
9819 | Find first element ( a1 ) and a common ration ( r )
of a geometic progression if a4=15 and a7=64405. | 1 |
9820 | Find common ratio ( r ) in geometic progression if a1=1041 and a2=2087. | 1 |
9821 | Find a2 of a geometric progression if a1=1041 and r=1.061. | 1 |
9822 | a1=5 , r=3 , a1=? , r=? | 1 |
9823 | Find the sum of the first 5 terms of a geometric sequence if a1=1 and r=23. | 1 |
9824 | Find a5 of a geometric progression if a1=10 and r=1. | 1 |
9825 | Find a6 of a geometric progression if a1=50 and r=−1. | 1 |
9826 | Find first element ( a1 ) of a geometic progression if r=4 and a7=−10992. | 1 |
9827 | Find the sum of the first 6 terms of a geometric sequence if a1=10 and r=35. | 1 |
9828 | Find the sum of the first 10 terms of a geometric sequence if a1=10 and r=35. | 1 |
9829 | Find the sum of the first 100 terms of a geometric sequence if a1=3 and r=25. | 1 |
9830 | Find the sum of the first 6 terms of a geometric sequence if a1=35 and r=3. | 1 |
9831 | Find a6 of a geometric progression if a1=8 and r=43. | 1 |
9832 | Find a5 of a geometric progression if a1=4 and r=43. | 1 |
9833 | Find the sum of the first 10 terms of a geometric sequence if a1=5 and r=1.2. | 1 |
9834 | Find the sum of the first 12 terms of a geometric sequence if a1=100 and r=0.041. | 1 |
9835 | Find a12 of a geometric progression if a1=100 and r=0.041. | 1 |
9836 | Find a12 of a geometric progression if a1=1 and r=1.041. | 1 |
9837 | Find a12 of a geometric progression if a1=96 and r=−2. | 1 |
9838 | Find a9 of a geometric progression if a1=−3125 and r=51. | 1 |
9839 | Find a8 of a geometric progression if a1=−2501 and r=4. | 1 |
9840 | Find the sum of the first 10 terms of a geometric sequence if a1=−8 and r=31. | 1 |
9841 | Find the sum of the first 23 terms of a geometric sequence if a1=21 and r=21. | 1 |
9842 | Find the sum of the first 10 terms of a geometric sequence if a1=0 and r=3. | 1 |
9843 | Find a6 of a geometric progression if a1=21 and r=2. | 1 |
9844 | Find a10 of a geometric progression if a1=16 and r=2. | 1 |
9845 | Find a8 of a geometric progression if a1=−6 and r=−21. | 1 |
9846 | Find a6 of a geometric progression if a1=−34816 and r=21. | 1 |
9847 | Find a12 of a geometric progression if a1=96 and r=21. | 1 |
9848 | Find a46 of a geometric progression if a1=310 and r=0.98. | 1 |
9849 | Find the sum of the first 3 terms of a geometric sequence if a1=2 and r=3. | 1 |
9850 | Find a4 of a geometric progression if a1=150 and r=23. | 1 |