Question

Please follow the formula of [a+(n-1)d]; Find the 5th term of the sequence. To write the answer, example; [15, a+(n-1)-3]
1.) 2, 5, 8, 11, ____, Rule______ *

2.) 5, 3, 1, -1, ____, Rule ________ *
3.) 1, 4, 7, 10,______, Rule __________ *
4.) 4, 8, 12, 16, ______, Rule _____________ *
5.) 21, 16, 11, 6, _______, Rule_____________ *

Answer 1

Answer:

1)14 and rule= add 3

2)-3 and rule = subtract 2

3)13 and rule = add 3

4)20 and rule = add 4

5)1 and rule = subtract 5