SOLUTION: Please help me solve this qeustion, The second term of a g.p is 6 and the 4th term is 24 find the sum of the first 4 term

Question 783381: Please help me solve this qeustion, The second term of a g.p is 6 and the 4th term is 24 find the sum of the first 4 term
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
= first term of the geometric progression
= common ratio of the geometric progression
= nth term of the geometric progression

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The sum of the first four terms is

If we wanted to get more complicated we could use a formula for the sum of the first terms, .

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