Linear Review
Systems of Equations and Inequalities
Exponential Functions
Quadratic Functions
Solving Quadratics
100
What is the standard form of this equation?
y=-3/5x+1
5x-3y=27
100
what are the types of solutions you can get for systems of equations? hint: there are 3
one solution, no solution, and infinite solution
100
simplify this expression
13c^2d+cd^2-7c^2d-11cd^2
6c^2d-10cd^2
100
factor this expression below
x^3+9x^2-52x
x(x+13)(x-4)
100
solve this equation
2x^2+13x-7=0
x={-7, 1/2}
200
what kind of slope do perpendicular lines have?
negative reciprocal
200
what is the equation for this graph?
y<-2
200
what is the equation that represents the nth term of the sequence {-1, -4, -7, -10}
an=-3n+2
200
simplify this expression
(a+2)(3a-1)
3a^2+5a-2
200
solve this equation
x^2+8=56
x={-4sqrt3, 4sqrt3}
300
simplify this expression
(7y2-3y) - (4y2+2y-2)
3y2-5y+2
300
solve this system of equations by SUBSTITUITION
(-1, -1)
300
Annual sales for a company are $149,999 and are increasing at a rate of 6% per year. Use an exponential function to find the annual sales after 7 years.
y=a(1+r)^t
$225,543.04
300
factor this expression
10p^2-p-2
(2p-1)(5p+2)
300
solve this equation
4x^2+40x-12=0
4(x^2+10x-3)
400
what is the INTERVAL NOTATION of this solution?
4x+7(3x-3)<9-5x
(-infinity, 1)
400
solve this system of equations by ELIMINATION
(1, 1)
400
graph this exponential function
400
find the axis of symmetry and the vertex for this equation
y=x^2-6x+11
axis of symmetry: x=3
vertex: (3,2)
400
solve this equation
x^2-10x+49=4x+1
x={6,8}
500
find the slope-intercept equation between these two points:
(-8,1) and (0,-5)
y=-3/4x-5
500
solve this system of inequalities by GRAPHING:
500
simplify this expression
((2x^3)^2(3y^4)^3)/(12x^4y^5)-4x^2y^7
5x^2y^7
500
TRICK: Solving Quadratics:
April shoots an arrow upward at a speed of 80 feet per second from a platform 30 feet high. The pathway of the arrow can be represented by equation h=-14t^2+75t+30 , where h is the height and t is time in seconds. What is the maximum height of the arrow?
h~130.479 feet
500
solve the following equation
3x^2-5x=4-3x^2
x={-1/2, 4/3}