Linear Functions
In the equation y = 5, the 5 is the...
What is y-intercept?
If the parent function is y = |x|, it is this many units and in this direction the graph needs to shift to become y = |x+2|
What is two units left?
If x = 3 and y = 2(3)x, solve for y
What is y = 54?
It is the smallest integer that satisfies the equation -6x < -18?
What is 4?
It is the system of equations used to model the following scenarios. There are 50 animals. Some of the animals have 2 legs and the rest of them have 4 legs. In total there are 172 legs.
What is (4) x + y = 50 and 2x + 4y = 172?
Solve for 'a' in the equation h = ab + r in terms of h, b, and r.
What is a = (h-r)/b?
If the parent function is y = |x|, it is this many units and in this direction the graph needs to shift to become y = |x|-5
What is 5 units down?
It is the answer to the following question: Determine if the following exponential function is growth or decay, and the percent of increase or decrease.
f(x) = 125(0.12)x
What is decay and 88% decrease?
It is the value of this expression - | -7 + 4 |.
What is -3?
It is what the number 0.75 in the equation represents: Amelia buys an empty sticker album and some sticker sheets. The equation that relates the total cost for the empty sticker album and 'n' sticker sheets is P= 0.75n + 300.
What is The cost of each sticker sheet?
It is the value for 'a' to make this equation infinite solutions: 3(ax+1) = 2x+3
What is 2/3?
If the parent function is y = |x|, it is this many units and in this direction the graph needs to shift to become y = |x-1|+3
What is right 1 unit and up 3 units?
OR
What is up 3 units and right 1 unit?
It is the value of x in the equation 4(x+2) = 1
What is -2?
It is the coordinate pair that is the maximum point of the equation f(x) = - | x + 9|
What is the vertex point which is (-9,0)?
It is the number that represents the rate of decay in the follow scenario: After Allie takes some medicine, each hour the number of milligrams of medicine (M) remaining in her body after t minutes can be modeled with the equation M=200(0.73)t.
What is (1) 0.27
It is the slope of this equation: x = 1
What is undefined?
If an absolute value graph is opened downward, this is what is displayed in the equation.
What is a negative sign before the absolute value symbol?
It is the interval in which the graph of y = 1.5x is increasing?
What is Always?
It is how we solve absolute value equations.
What is make a positive and negative version and solve?
It is the rate of growth in the following scenario: A tree planted as a seed in 2015 grew to a height of 5 feet by 2020 and will reach a height of 25 feet by 2025.
What is a growth rate of 500% or 5?
It is the slope of this equation: y = -3
What is zero?
It is the equation of a graph that is shifted 4 units vertically up, 1 unit horizontally right, and stretched by a scale factor of 3.
What is y = 3|x-1|+4?
The population (P) of a town after t years can be modeled with the equation P= 20,000(1.07)t. It is what the 20,000 represents.
What is The starting population of the town?
It is the x value when f(x) =2|4x+2| crosses the x-axis.
What is at x= -.05?
It is the equation that relates the bird population (P) to the number of years that have passed in this situation: There are 900 birds in a forest. Each year the bird population increases by 12%.
What is (1) P=900(1.12)t?