Simplify $\frac{^{n}P_{5}}{^{n}C_{5}}$

Similar Questions

Find the coefficient of $x^{4}$ in the expansion of $(1-2x)^{6}$...

Express $\frac{7\pi}{6}$ radians in degrees....

In how many ways can four Mathematicians be selected from six ? ...

Calculate the distance between points (-2, -5) and (-1, 3)  ...

Evaluate $\int_{0}^{2} (8x - 4x^{2}) \mathrm {d} x$....

A bag contains 5 red and 5 blue identical balls. Three balls are selected at random without replacem...

A 24N force acts on a body such that it changes its velocity from 5m/s to 9m/s in 2 secs.If the body...

The mean of 2, 5, (x + 2), 7 and 9 is 6. Find the median. ...

Find the equation of a circle with centre (2, -3) and radius 2 units. ...

What is the coordinate of the centre of the circle $5x^{2} + 5y^{2} - 15x + 25y - 3 = 0$?...