(s^2 t^2/s^4 t^4)^-2
{(a/100)*20}+a=156
(0 × 2⁻¹) + (1 × 2⁻²) + (1 × 2⁻³) + (1 × 2⁻⁴)
(3^9/3^5)^-2
(2^2/x)^-1
HOW TO CALCULATE 100% OCCUPANCY ROOM FOR MALAYSIANN IS 1113 AND FOREIGNER IS 15
20/x+1 - 20/x-1 = 2
Solve the following second degree inequality
x+4x-12< 0
find x
use mathematical induction to prove that 1+4+4^2+.....+4^n=(4^(n+1)-1)/3 for all non negative integers
