Functions
What is f(-4), given f(x)=x2 + 5
What is 21
what is y=mx+b
What makes a line perpendicular to another line?
What is their slopes are negative reciprocals.
What is the Elimination method?
What is when one variable cancels out.
Where are the solutions of a line?
What is on the line.
What is the domain and range of the following graph?
What is D: (-5,5] & R:[-2,2]
What do you use to find the slope given a graph.
What is slope triangles.
What is fraction busters?
What is multiplying by the denominator(s).
Solve for x: 4x(x+1)=(2x-3)(2x+5)
What is no solution.
If two lines are parallel to each other, how many solutions do they share.
What is no solution.
simplify the following expression: -2tu5v10/(4t2v)2
What is -u5v8/8t3
A water tank contains 25.5 gallons of water when Baxter begins to fill it up. Water flows into the tank at 8 gallons per minute. What is the linear equation?
What is y=8x+25.5
Using area models, what is (2m2-4m-1)(3m+5).
What is 6m3-2m2-23m-5.
If (1,2) is a solution to a system, what does this mean for the equations?
What is (1,2) makes both equations true.
why is 4x+2y=10 equivalent to 16x+8y=40
What is because whatever you do to one side you do to the other.
How can you determine if something is a function or not?
What is if every input has a single output.
Write an equation of a line that goes through (-8,-5) & (8,1).
what is y=(3/8)x-2.
Write the equation of a line that is parallel to y=8x+20 and goes through the point (-0.5, 3).
What is y=8x+7
solve the system: 5x+2y=9
2x+3y=-3
What is (3,-3).
If two lines are perpendicular, how many solutions do they have in common?
What is one solution.
Given f(x)=-3x+10+x, what is f(x)=50?
What is x=-20
In a big race, Eddies race is represented by
y=(5/3)x-5, where y is in meters and x is in seconds, What does is equation tell us.
what is his rate of 5 meters per 3 seconds and starts 5 meters behind the starting line.
Solve: (2-x)/x -(x+3)/3x=-1/3
What is x=1.
A zoo has two fewer elephants than zebras and 5 times more monkeys than elephants. The total number of animals is 30, what is an equation to represent this situation.
What is z+(z-2)+5(z-2)=30.
What is infinite solutions.