Math, asked by seema62807rani, 4 months ago


If the 4" term of an arithmetic progression is 14 and the 12th term is 70, then its first term i-5
(b)- 7
(c) 7
(d)5​

Answers

Answered by kumarihy1244
0

Step-by-step explanation:

a + 3D equal 14 a + 11 d equal 70 divided by 8d= 56 d equal 56 by 8 d is equal to 7 main step a + 3D = 14 a + 3 into 7 is equal to 14 a + 21 is equal to 14 a is equal to 21 - 14 a is equal to minus 7 and answer is-7

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