TBQ - Find the first term and common difference — task. Maths CBSE Live product, Class 10 (2026-27).

Write first four terms of the A.P. when the first term \(a\) and the common difference \(d\) are given as follows

(i) \(a =\)−1.87\(, d = − 0.25\)

First four terms of the A.P, \(=\)

i, i, i and i

(ii) \(a=-9, d=\frac{1}{2}\)

First four terms of the A.P, \(=\)

i, i, i and i

[NOTE: Give answer in \(2\) decimal points, neglect \(0\) after decimals]

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7. TBQ - Find the first term and common difference