Functions & Inequalities
A relation is a a function if each input has this many outputs
What is one
What does the acronym PEMDAS stand for?
Parenthesis, Exponents, Multiply, Divide, Add and Subtract
Find the slope in the equation y = -3x - 4
What is -3 ?
Find the y-intercept in y > -x + 5.
What is 5?
Solve the system of equations
x = 2 and y = 3x - 1 using substitution.
What is (2,5)?
Is the following a function?
{(3, 9), (4, 9), (1, 0), (-2, 4)}
What is YES?
Solve for the unknown variable 2x + 8 = -22.
What is x = -15?
Determine the slope of the line
2x + 4y = 9
What is -1/2 ?
Explain how you determine if a graph of an inequality has a solid or broken line
What is solid for greater than/less than and equal to
Broken line for greater than/less than only
Solve the two equations
y = 4x + 2 and y = 2x - 8 using substitution.
What is (-5, -18)?
This is all the y values of a function
What is range or output
Solve for the unknown variable -3(x+2) - 5 = 4
What is x = -5?
Determine the slope between the points;
(-3, 10) and (5, -2)
What is -3/2 ?
Find the y - intercept of 4x - 3y < 12
What is (0, -4)?
Tell if there is one solution, no solution or infinite solutions to the system of equations
y = 3x + 5 and -6x + 2y = 8.
What is no solution?
If f(x) = -3x - 9, what is f(-2)?
What is -3 ?
Solve for the unknown variable 2x - 8 + x = 10 + 3x
What is NO SOLUTION ?
What is the equation of the line that goes through the point (0,7) and has a slope of -3?
What is y = -3x +7 ?
Solve for x,
-2(x - 3) - 2 < 8
What is x > -2 ?
Solve the system of equations using elimination
2x + y = -4 and 3x + y = 2.
What is (6, -16)
If f(x) = -3x - 9, solve for x if f(x)=6
What is -5?
Solve for the unknown variable
5 - (x - 3) = 2x - 4 + x
What is x = 3?
How do you describe two lines with parallel slopes and different y-intercepts?
What is parallel
Write a compound inequality to represent the following statement
"x is greater than or equal to -2 and less than 10"
What is -2 < x < 10
Solve the two systems using elimination
2x + y = 5 and -2x -3y = -11
What is (1,3)?