exam
Maths Puzzle
Numerical Ability
If f(x)=x^2-x and g(x)=x-1, what is f(g(x))?
A. x^2-x-1
B. x^2-x-2
C. x^2-3x+2
D. x^2-3x+1
Read Solution (Total 0)
exam Other Question
PROBLEM:
SOLVE THE EQUATION WITH ANY METHOD YOU PREFER. (QUADRATIC, "U" SUBSTITUTION...)
9(x+3/2)^2-6(x+3/2)+1=0
FROM HERE I THINK I WOULD PREFER USING THE "U" METHOD
U=(x+3/2)
Add or subtract as indicated.write all answers in lowest terms.
5/x+9/4x