NUMBERS AND SEQUENCES
Crossword
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
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2
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5
Check
Across:
1.
a list of numbers in which each term is obtained by
adding a fixed number d to the preceding term, except the first term
3.
average value
4.
a, a + d, a + 2d, a + 3d
5.
nth term
Down:
2.
d
OK