Find the sum of the first 30 terms of an arithmetic sequence with 25th term of 10 and common difference of of X

Q: What is the 1st term in an arithmetic sequence whose 26th term 165 and common difference 6?

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Q: Find the sum of the first 15 terms of the arithmeticsequence with first term -4 and common…

A: Consider the given information as a=-4 and d=2

Q: Find the 83rd term of the arithmetic sequence with first term 9 and common difference  − 1/2

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Q: Find the one-hundredth term of the arithmetic sequence {-2,1,4,7,10,..}

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Q: The eight term of an arithmetic sequence is 216 and the seventeenth term is 369. Find the following…

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Q: The sum of the first 30 terms of the sequence -11, -5, 1, 7, … is 2280. True or False?

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Q: Find the 6th term of the geometric sequence when a1=10,an=10(-2) ^n-1

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Q: Find the sum 3 + 6 + 12 + 24 + ... + 3(2)^10

A: The given series is 3+6+12+24+...+3(2)10.