Find the first term and common difference of the following `A.P.`
`(1) 1/3,5/3,9/3,13/3,....`
`(2) 0.6, 1.7, 2.8 , 3.9,.....`

For the following A.P.'s , write the first term and common difference : (i) 2, 5, 8, 11, .... (ii) -5, -1, 3, 7, ..... (iii) 0.6, 1.7, 2.8, 3.9, ...... (iv) 5, 2, -1, -4, .....

For the following arithmetic progressions write the first term and common difference (1)/(3),(5)/(3),(9)/(3),(13)/(3),...( ii) 0.6,1.7,2.8,3.9,dots

For the following AP's, write the first term and the common difference: (i) 3,1,-1,-3,... (ii) -5,-1,3,7,... (iii) 1/3,5/3,9/3,11/3...... (iv) 0.6,1.7,2.8,3.9,...

Find the first term and the common difference 1/3,5/3,9/3,13/3 "……."

Common difference of the A.P. -5, -1, 3, 7, …… is :

Write an A.P whose first term is a and common difference is d of the following : a=-1.25 , d=3

Find the common difference of the A.P. -5, -1, 3, 7 ……… .

Find the common difference of the A.P. : 3, 1, -1, -3, .......

Find the common difference of the A.P. 5, 6 1/2, 8, 9 1/2 ,…………. .

15th term of A.P. 1/3, 5/3, 9/3, 13/3 is :