Advertisements
Advertisements
प्रश्न
Simplify `sqrt(50)`
Advertisements
उत्तर
`sqrt(50) = sqrt(25) xx 2`
`= 5sqrt(2)`
APPEARS IN
संबंधित प्रश्न
In an AP given a = 3, n = 8, Sn = 192, find d.
Find the sum of the following arithmetic progressions:
3, 9/2, 6, 15/2, ... to 25 terms
Find the sum of all integers between 100 and 550, which are divisible by 9.
Find the sum of all 3 - digit natural numbers which are divisible by 13.
Find the sum 2 + 4 + 6 ... + 200
Find the sum of all natural numbers between 250 and 1000 which are divisible by 9.
Which term of AP 72, 68, 64, 60, ... is 0?
Find four numbers in AP whose sum is 28 and the sum of whose squares is 216.
Write an A.P. whose first term is a and common difference is d in the following.
If the 9th term of an A.P. is zero then show that the 29th term is twice the 19th term?
In an A.P. the first term is – 5 and the last term is 45. If the sum of all numbers in the A.P. is 120, then how many terms are there? What is the common difference?
Which term of the sequence 114, 109, 104, ... is the first negative term?
Write the value of a30 − a10 for the A.P. 4, 9, 14, 19, ....
If the sums of n terms of two arithmetic progressions are in the ratio \[\frac{3n + 5}{5n - 7}\] , then their nth terms are in the ratio
If Sn denote the sum of n terms of an A.P. with first term a and common difference dsuch that \[\frac{Sx}{Skx}\] is independent of x, then
Q.17
In an A.P. (with usual notations) : given d = 5, S9 = 75, find a and a9
Write the formula of the sum of first n terms for an A.P.
Find the sum of three-digit natural numbers, which are divisible by 4.
Find the sum of the integers between 100 and 200 that are not divisible by 9.
