Ask a New Question

The 9th term of an arithmetic sequence is 12 and the 17th term is 28, find the 4th term of the arithmetic sequences

1 answer

9th term = a+8d = 12
17th term= a+16d = 28
subtract them
8d = 16
d = 2

sub into a+8d = 12
a = -4

4th term = a+3d = -4 + 6 = 2

Ask a New Question or answer this question.

Similar Questions

Find the 17th term of the sequence.a 18equalsnegative 7, dequalsnegative 5 Question content area bottom Part 1 The 17th term
1. 1 answer
The 5th term and the 8th term of an arithmetic sequence are 18 and 27 respctively.a)Find the 1st term and the common difference
1. 4 answers
1.1 the third term of an arithmetic sequence is 8 and the 15 term is 44 . Calculate: 1.1 the common difference and first term.
1. 2 answers
The first term in an arithmetic sequence is -1. The fourth term in the sequence is -4. The tenth term in the sequence is -10.
1. 4 answers

more similar questions