1.
The sum of the three consecutive
numbers of an A.P. is 21 and the sum of their squares is 165. Find these terms.
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30 Oct 2018
Find the sum of : (i) All odd natural numbers smaller than 50. (ii) First 12 natural numbers that are multiples of 7.
Find the sum of :
(i)
All odd natural numbers smaller than
50.
(ii)
First 12 natural numbers that are
multiples of 7.
Find the sum of the first 22 terms of the A.P. : 1, 3, -2, …………….
1.
Find the sum of the first 22 terms of the A.P. :
1, 3, -2, …………….
7. How many three digit numbers are divisible by 87?
How many three digit numbers are divisible by 87?
6. Find the value of p, if x, 2x+p and 3x+6 are in A.P.
1.
Find the value of p, if x, 2x+p and 3x+6 are in A.P.
5. If the third term of an A.P. is 5 and the seventh term is 9, find the 17th term.
1.
If the third term of an A.P. is 5 and the seventh term
is 9, find the 17th term.
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1. The 6 th term of an A.P. is 16 and the 14 th term is 32. Determine the 36 th term. -
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