book
Maths Puzzle
Numerical Ability
how do i work out this equation?
60=[400/(1+r)^3]
Read Solution (Total 0)
book Other Question
factor the following:
4x2 - 39x + 27
the 4x is squared
I am not sure if this is factorable or not
how do you work this problem?
solve the matrix equation for x and y.
[1 14] [y-9 14]
[-5x 10]= [5 10]