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प्रश्न
Find second and third terms of an A.P. whose first term is – 2 and the common difference is – 2.
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उत्तर
a = t1 = – 2, d = – 2
∴ t2 = t1 + d = – 2 – 2 = – 4
t3 = t2 + d = – 4 – 2 = – 6
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