1 Mark Each
1. State whether the sequence 2, 4, 6, 8, ... is an A. P.
2. Find the value of a and d in the A. P. 1, 4, 7, 10, ...
3. Write the formula for finding the sum of first n terms of an A. P.
4. Find tn if a = 20 and d = 3
5. Find t5 if a = 3 and d = − 3
6. The nth term of an A. P. is 2n − 5, find the first two terms.
7. Find the fisrt term of an A. P. where tn = 2n + 1.
8. Find the first two terms of an A. P. in which tn = 3n − 2.
9. Find the common difference of the A. P.: 0.9, 0.6, 0.3, ...
10. If for an A. P., t9 = 23 and a = 7, then find d.
This page was last modified on 01 April 2021 at 20:16