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Mathematics
the first four terms of an arithmetic sequence are
-1
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and . . .
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in an arithmetic sequence whose first term is 4, the 1st, 3rd and 7th terms form consecutive terms of geometric sequence, find
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a + a+d + a+2d = 3 a + 3 d = 3(a+d)=12+3d firat = 4 third = 4+2d 7th = 4+6d r and the geometric is
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The 1st, 5th and 13th terms of an arithmetic sequence are the first three terms of a geometric sequence with a common ratio 2.
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My answer is 12276, is this correct?
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in an arithmetic sequence the common difference is equal to 2.the first term is also the first term of a geometric sequence. the
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first term: a common difference = 2 sum of first 3 terms = a + a+d + a+2d = 3a + 6 sum of first 9
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The 1st,5th,13th term of an arithmetic sequence are the first 3 terms of geometric sequence with a common ratio of 2. If the
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Why don't we call the first term of the arithmetic sequence "a" and the common difference "d"? That
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Identify the sequence below as arithmetic, geometric, or neither. Then find the next two terms.
15, 17, 19, 21,
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Part 1: The sequence is arithmetic. Part 2: The next term in the sequence is 23. Part 3: The term
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Classify the following list of numbers as an arithmetic sequence, a geometric sequence, some other sequence, or not a sequence.
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arithmetic sequence
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Classify the following list of numbers as an arithmetic sequence, a geometric sequence, some other sequence, or not a sequence.
9
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arithmetic sequence
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Classify the following list of numbers as an arithmetic sequence, a geometric sequence, some other sequence, or not a sequence.
9
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This list of numbers is an arithmetic sequence. Each number decreases by 5 starting from 9.
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An arithmetic and a geometric sequence have the same first terms.(2)....and the same second term say X..The sum of the first 3
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a+d = ar 3/2 (2a+2d) = ar^2 3a+3d = ar^2 3(a+d) = ar^2 3ar = ar^2 3r = r^2 r = 3 So, a+d = 3a d = 2a
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Determine whether the sequence is arithmetic or geometric.
Sequence 1: 32, 16, 0, -16,… Sequence 2: 32, 16, 8, 4,… Which of
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Sequence 1 is arithmetic because each term is obtained by subtracting 16 from the previous term.
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