Chapter 4th , 5th and 6th VVI Questions

If n be a positive integer and if the 3rd, 4th, 5th and 6th terms in the expansion of (x+A)^n, when expanded in ascending powers of x, be a, b, c and d respectively show that, (b^2-ac)/(c^2-bd)=(5a)/(3c)

If the 3rd, 4th , 5th and 6th term in the expansion of (x+alpha)^n be, respectively, a ,b ,ca n dd , prove that (b^2-a c)/(c^2-b d)=(5a)/(3c)dot

A variate takes 11 values which are arranged in ascending order of their magnitudes. It if found that 4th, 6th and 8th observations are 8, 6 and 4 respectively. What is the median of the distribution ?

The ratio of the distance through which a body falls in 4th, 5th and 6th second is starting from rest

Class 9th English VVI Questions?| Set 1 | 9th English Complete Book Most Important Questions

In Pheretima, there are red coloured round bodies in 4th, 5th and 6th segments above the alimentary canal They are believed to be involved in

In the binomial expansion (a-b)^n, nge5 the sum of 5th and 6th terms is zero. Then find a/b

The 4th term of an AP is 11. The sum of the 5th and 7th terms of this AP is 34.Find its common difference.