exam
Maths Puzzle
Numerical Ability
How many positive real numbers are there in:
f(x) = x^4 - 4x^3 + 6x^2 - 4x + 1
a. 1 or 0
b. 2 or 0
c. 4 or 2
d. 2 or 0
Read Solution (Total 0)
exam Other Question
[[[3y^2-2y-4=0}}}
The length of a rectangle 3 cm greater than its width. If the area of the rectangle is 40 cm squared, find the lengh and width..