How many ways can 12 people be divided into three groups ...
How many ways can 12 people be divided into three groups of 2, 7 and 3 in that order?
7920
792
187
42
Correct answer is A
= 12!2!3!7!
12×11×10×9×8×7!2×3×2×7!
= 7,920
Find the equation of the normal to the curve y = 3x2+2 at point (1, 5)...
Given that f(x)=x+12, find f1(−2)....
A function f defined by f : x -> x2 + px + q is such that f(3) = 6 and f(3) = 0. Find the va...
Find an expression for y given that dydx=x2√x...
If 2log42=x+1, find the value of x....
A ball is thrown vertically upwards with a velocity of 15ms−1. Calculate the maximum height r...
Find the value of \cos(60° + 45°) leaving your answer in surd form...
Given that P = \begin{pmatrix} 4 & 9 \end{pmatrix} and \(Q = \begin{pmatrix} -1 & -2 \\ ...