Introduction to Functions
Absolute Value and Linear Functions and Equations
Systems of Equations and Matrices
Quadratic Functions
Miscellaneous
100
The value of
f(4) if f(x)=x/(x-3
What is 4?
100
The solution(s) to
abs(2x-3)=11
What is
x = 7 or x=-4 ?
100
The solution to the system:
2x +y = 3
3x- y = 7
What is
(2,-1) ?
100
This is
i^99
What is
-i ?
100
This is 3^-3 in simplest form.
What is
1/27 ?
200
This is
f(g(x)) when f(x)=x^2 and g(x)=3x-2
What is
9x^2 -12x+4 ?
200
The amount of time it would take Anne and Bob to paint a house working together if it would take Anne 6 hours working alone and it would take Bob 8 hours working alone.
What is
3 3/7 hours?
200
This is the determinant of the matrix:
[ [2 , 3], [-1, 6]]
What is 15?
200
The factored form of
6x^2 +x -35
What is
(2x +5) (3x -7) ?
200
This is the factored form of
x^3 -64
What is
(x-4)(x^2+4x+16) ?
300
The equation of the function represented by this table
What is
f(x)=-4x+11 ?
300
The solution to
abs (3x-2) <= 7
What is
[ -5/3 , 3] ?
300
The number of solutions to the system
2x -3y +4z = 8
3x - y + 2z = 1
-6x + 9y - 12z = -24
What is infinite?
300
The solutions to the equation
2x^2 +3x -1=0
What is
(-3 +- sqrt(17))/4 ?
300
This is the value(s) of c if the discriminant of
f(x) =3x^2 +cx +2 is 1
What is 5 or -5?
400
The domain of
f(x)= (x^2-3)/(x^2-5x-14)
What is
(-oo, -2) uu (-2,7) uu (7, oo) ?
400
The amount of 60% acid solution that should be added to 500 ml of 20% solution to make a 50% acid solution?
What is 1500 ml?
400
The solution to the system:
x + y + z = 1
2x -3y =-4
4y - z = 10
What is (1, 2, -2)?
400
The simplification of
(1+i)^2/(2+i)^2
What is
8/25+6/25i ?
400
The product of
[[5,3,1],[6,7,4],[3,0,5]]*[[2,1],[1,2],[-1,3]]
What is
[[12,14], [15, 32],[1,18]] ?
500
The domain of
g(x)=sqrt(3-x)/sqrt(x-8
What is the null set?
500
The solution to
3 < abs (5-2x)<=8 .
.
What is
[-3/2, 1) uu (4, 13/2] ?
500
The inverse of the matrix:
[[2, 4], [1, 5]]
What is
[[5/6, -2/3],[-1/6, 1/3]] ?
500
The vertex form of
f(x)=3x^2 -18x+3
What is
f(x)=3(x-3)^2-24 ?
500
The vertex of
f(x)=5x^2+8x-2
What is
(-4/5, -26/5) ?