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Given the arithematic progression 9,12,15,18

Given the arithematic progression 9,12,15,18 find it 8th term
1. 1 answer
2. asked by Abubakar sadiq
3. 89 views
The first three terms of an arithematic profgression are x,2x+y and 9x-y.The sum of these three terms is 60.Find the numerical
1. 2 answers
2. asked by mandy
3. 515 views
The 9th term of an arithmetic progression is 4+5p and the sum of the four terms of the progression is 7p-10, where p is a
1. 1 answer
2. asked by Watermelon
3. 916 views
The first, the third and the seventh terms of an increasing arithmetic progression are three consecutive terms of a geometric
1. 4 answers
2. asked by kudu
3. 3,838 views
The 4th, 6th and 9th term of an arithmetical progression form the first three times of a geometric progression. If the first
1. 5 answers
2. asked by Stanley
3. 528 views
In an infinite geometric progression with positive terms and with a common ratio |r|<1, the sum of the first three terms is 26/3
1. 1 answer
2. asked by Alex Chien
3. 1,176 views
The third, fifth and seventeenth terms of an arithmetic progression are in geometric progression. Find the common ratio of the
1. 1 answer
2. asked by Gustav
3. 2,159 views
three numbers are in harmonic progression. If the third number were decreased by 4 they wouldbe in arithmetic progression. If
1. 2 answers
2. asked by Ginotomba
3. 2,355 views
The first three terms of a geometric progression are also the first ninth and eleventh terms respectic of an arithmetic
1. 2 answers
2. asked by Barrie juldeh
3. 466 views
The three real,distint and non-zero numbersa,b,c are such that a,b,c are in arithmetic progression and a,c,b are in geometric
1. 2 answers
2. asked by pooo
3. 1,073 views