Functions and Graphs
What is slope intercept formula?
y=mx+b
How many degrees are in a triangle?
(-7) + (15)
8
Simplify: 3(x+2)
3x + 6
What is the value of 72?
49
When solving a systems of equations, what do two lines look like when the have one solution?
Intersecting lines
Identify the slope in y=2x + 3
2
A triangle has angles measuring 40 degrees and 75 degrees. What is the measure of the third angle?
What is 65 degrees.
What is the angle measure of a straight line?
180 degrees
Simplify:
-5x+2x -y + 2
-3x -y + 2
Simplify: x3 * x5
x15
True or false: All Rational numbers are real numbers.
True
What is the x coordinate for the y-intercept?
x = 0
What is the Exterior Angle Theorem?
The sum of the two remote interior angles of the triangle equal the measure of an exterior angle.
True or false: The square root of 2 is rational
False
Simplify:
4x − 3y − 9x + 5y
-5x + 2y
What is 15000 written in scientific notation?
1.5 x 104
The area of a circle is 78.5. What is the radius?
5
Is this equation linear or nonlinear: y=x3 -2x
Nonlinear
Find the surface area of a cube with a side length of 4 in.
96 in2
What is the sum of the interior angles of a quadrilaterial?
360 degrees
Solve for x: 3x+1=13 + x
x=6
What is 1.25 x 105 written in standard form?
125,000
What is the angle measure of a straight line?
180 degrees
Identify the slope in: y-4 = 2(x +1)
3
Find the volume of a cylinder with a base radius of 3 in and a height of 5.
141.3 in3
Solve by elimination:
4x + 2y= 22
-4x + y = -1
y=7, x=2
Solve this system of equations by substitution:
y= 2x
x + y =9
x=3, y=6
What is 4.37 x 10-3 written in standard form?
0.00437
Simplify:
x3 * x5 ÷ x2
x6