Question

Which term of the A.P 4, 11,18,25,..... is42 more than its 25th term?

Answer 1

Answer:

Which term of the A.P 4, 11,18,25,..... is42 more than its 25th term?

Which term of the A.P 4, 11,18,25,..... is42 more than its 25th term?

Step-by-step explanation:

Which term of the A.P 4, 11,18,25,..... is42 more than its 25th term?

Which term of the A.P 4, 11,18,25,..... is42 more than its 25th term?

Answer 2

Answer:

a=4,d=8

Therefore, a  

21

​

=a+20d=4+20×8=164

Let the nth term be the required term.

nth term=120+21st term

a+(n−1)d=120+164

4+(n−1)8=284

(n−1)8=280

n−1=35

n=36

Therefore, 36th term, i.e., 284 will be 120 more than its 21st term.

Step-by-step explanation: