| Step |
1 |
2 |
3 |
4 |
5 |
| Y |
1 |
5 |
11 |
19 |
A |
Extend the sequence to the fifth step, giving the value for A.
Enter the value for A:
29
Correct, good job!
The student got this item correct.
21
Sorry, that's not right. The terms in the sequence
are 1, 5, 11, 19, and 29 (the correct answer). Check out the pattern of
differences between all pairs of numbers.
Student seems to have generated the next odd number.
23
Sorry, that's not right.
The terms in the sequence
are 1, 5, 11, 19, and 29 (the correct answer). Check out the pattern of
differences between all pairs of numbers.
Student seems to have checked only the difference between the first two numbers.
27
Sorry, that's not right.
The terms in the sequence
are 1, 5, 11, 19, and 29 (the correct answer). Check out the pattern of
differences between all pairs of numbers.
Student seems to have checked only the difference between the last two numbers.
ExtendOtherRecursive
TableOtherRecursive