Question

5th പദം 16ഉം 13th പദം 24ഉം ആയ ഒരു സമാന്തര ശ്രേണി കണ്ടെത്തുക.

• A. 10, 12, 14, 16, 18, ......
• B. 13, 15, 17, 19, 21, ......
• C. 12, 13, 15, 17, 19, ......
• D. 12, 13, 14, 15, 16, ......

Answer 1

Answer:

D. 12, 13, 14, 15, 16, ......

Read Explanation:

5th പദം = 16 16 = a + (5 - 1)d 16 = a + 4d .................(1) 13th പദം =24 24 = a + (13 - 1)d 24 = a + 12d ............(2) (2) - (1) 8 = 8d d = 1 16 = a + (5 -1)1 16= a + 4 a = 12 AP = 12, 13, 14, 15, 16, ......

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