Radicals
Simplify -3√28.
What is -6√7?
This word is used to describe the set of all outputs of a function.
What is the range?
14x+2y=26
-14x-6y=-50
(1,6)
Is (0,0) a solution to the following system?
y>2
y<2x-4
What is no?
This word means "a math statement with an equals sign."
What is an equation?
Simplify √48.
What is 4√3?
This is the test that you use to determine whether a graph is a function or not.
What is the vertical line test?
Solve the systems of equations by using substitution.
-5x-5y=10
y=-4x-17
(-5, 3)
Solve for x.
3x-7< 8x+8
What is x>-3?
This is the math term that is found by using "rise over run" or the rate of change.
What is slope?
Subtract the following:
√2 -2√18
What is 5√2?
Does the table represent a function?
x y
1 2
2 5
6 2
2 9
5 1
What is no?
Solve the system of equations using substitution.
y=-2x-9
3x-6y=9
(-3,-3)
Solve for x:
-2x+5≥9
What is x≤ -2?
This is the slope-intercept format for linear equations.
What is "y=mx+b?"
Multiply the following radicals. Simplify if necessary.
(√10)(3√20)
What is 30√2?
Let f(x)=x2+x+1; find f(-5).
What is 21?
The system below has this many solutions.
y=3x+9
4x-2y=18
What is one?
How is graphing equations different than graphing inequalities?
What is inequalities use dotted lines when it's not included in the solution? Also, the solution is a shaded region instead of an intersection point.
What are the 3 ways to solve a linear system?
Add the following radicals:
√8+√98+√72
What is 15√2?
Anna drops a ball from a third-story window. This equation represents the approximate height, h, in meters, of the ball above the ground after it falls for t seconds.
h(t)=-5t2+45
Evaluate h(2).
What is 25?
The system of linear equations below has this many solutions.
18x-4y=12
-9x+2y=-6
What is infinitely many solutions?
Is (5,4) a solution to the following system?
2x-3y≤-2
y≥ -4x+24
What is yes?
This term means "the point where the graph crosses the vertical axis."
What is the y-intercept?