Asked by tolieshetu@gmail. com
formula for terms of arithmetic sequence
9-2x,4+3x,7+5x
9-2x,4+3x,7+5x
Answers
Answered by
oobleck
since there is a common difference,
(4+3x)-(9-2x) = (7+5x)-(4+3x)
x = 8/3
Now you can find a and d
(4+3x)-(9-2x) = (7+5x)-(4+3x)
x = 8/3
Now you can find a and d