1.

105(V)/3.502.Find the> 0 30th term of the A.P. 10, 7, 4 ...✓11 th term of the A.P. : -3.3.2....whic3.Find the respective terms for the following APs.0 4 = 2; a = 26 finda m= 13; 4-3 find abirt(m) 4, = 5; 0,9 find a, a (iv) a=-4; 46 = 6 find a, aV) a, = 38; 4 --22 find a,, 43, 4, asWhich term of the AP:3, 8, 13, 18,...,is 78?Find the number of terms in each of the following APs :4.5.0 7,13, 19,..., 205 ( 18,15 , 13,..., -476. . Check whether, -150 is a term of the AP: 11, 8, 5,2...7. Find the 31s' term of an AP whose 11th term is 38 and the 16th term is 73.8. If the 3 and the 9th terms of an AP are 4 and - 8 respectively; which term of this APzero?9. The 17" term of an AP exceeds its 10h term by 7. Find the common difference10. Two APs have the same common difference. The difference between their 100this 100, what is the difference between their 1000th terms?II. How many three-digit numbers are divisible by 7?12. How many multiples of 4 lie between 10 and 250?13. For what value of n, are the nth terms of two APs: 63, 65, 67. ... and 3, 10,equal?14. Determine the AP whose third term is 16 and the 7th term exceeds the 5 term15.SHOT ON REDMI NOTE 7Find the 20th term from the end of the AP:3, 8, 13,...,253.

Answer»

do the followinv step tn=a +( n -1)×dand sn = n/2(2a+(n-1)×d)put the values and geg the answer



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