Functions and Relations
What part of a mapping diagram is the domain?
What is the x values (or the input)
What is 72 hours in seconds?
What is 259,200 seconds
If y varies directly with x and y=24 when x=3, what is the constant of variation (k)?
What is 8
What is the y-intercept, as an ordered pair, for the equation y=-2x?
What is (0,0)
What is the solution to this equation,
15b - 3 - 5b - (-17) = 2(2 + 5b) + 10
What is Infinite Solutions
What is the value of f(x) = 3x - 1 when f(12)
What is 35
What is the percent change from 50 to 10?
What is
80% decrease
If y varies directly with x and y=27 and x=9, what is the equation for this direct variation?
What is y=3x
What is the value of x given a line passing through (x, 2) and (-1, -3) a slope of 5/6?
What is 5
What is the solution to this equation
12 + 6k = -2 - 22k
k- -1/2
What is the independent variable in the following scenario: The warmer the temperature, the faster the ice cream melts.
What is the temperature.
What are 3 consecutive even integers that have the sum of -36?
What are
-14, -12, -10
A direct variation includes the points (3, 6) and (x, 22). What is x when y=22?
What is 11
What is the equation of a line that passes through (2,7) slope -8?
What is y=-8x + 23
What is the solution to the equation
5(n + 2) = 2n - 2
What is
n= -4
What is the value if f(x) = x2 and g(x) = 8x + 12
when f(4) + g(2)
What is 44
How do you write an absolute value equation given two points on a number line?
What is the absolute value of x minus the middle (midpoint) equals the distance from middle (midpoint).
If y varies directly with x and y=-4 and x=32, what is y when x=42?
What is -6
What the slope-intercept form of this equation
6x - 3y = -9
What is
y = 2x + 3
What is the solution:
-9x -2 - 1 = 3(-3x + 1)
What is No Solution
Given a table, how do you know that the ordered pairs form a function?
What is, none of the x values repeat.
What is the solution to this absolute value equation
5 | x + 23 | + 4 = 124
What is
{-47, 1}
Brian earns $165 when he works 15 hours this month, how much will he earn if he works 45 hours next month?
What is $495
What is the equation of the line that passes through (7, -4) and (3, -4)?
What is y= -4
What is the simplified equation for the given sequence?
12, 32, 52, 72, 92
What is
an = 20n - 8 or an = -8 + 20n