Functions and Equations
Write an equation in STANDARD form that represents a linear function.
3x +4y= 12
Is 0 a rational number?
Yes, because 0/5 can represent 0.
What is the volume formula for a sphere?
V= (4/3)(3.14)(r3)
What is the proper term for a "slide" of a figure on a coordinate plane?
What is the number represented by 2.36 x 104?
23,600
Does the table represent a linear function?
X Y
1 4
2 8
3 12
Yes
What is an example of an irrational number?
Pi, square root of 2, etc.
What is the volume formula for a cone?
V= (1/3)(3.14)(r2)(h)
What is the term for a "turn" of a figure on a coordinate plane?
Rotation
What number is represented by 5.04 x 10-8?
0.0000000504
What does y equal in the following equation: 1/3y=14?
What is the product of x2*x3*x4?
x9
If you have a triangle with side lengths of 2.2 and 3.3 what is the length of the hypotenuse of the triangle? Round your answer to the nearest hundredth
3.97
If you rotate point Q located at (2,3) 90 degrees counterclockwise, what are the coordinates of the transformed point Q?
(-3,2)
What 257,400 written in scientific notation?
2.574 x 105
Combine like terms: 3(9x+ 7y)- 12 + 32y+3xy-6x+3
21x+53y+3xy-9
What is the product of -x4y3z * -xy6z8?
x5y9z9
Is a triangle with side lengths of 3 and 4 and a hypotenuse of 5 a right triangle?
Yes
If you reflect point T, located at (2,-3) across the x-axis, what are the new coordinates of the reflected point T?
(2, 3)
What is 0.0000008985 written in scientific notation?
8.985 x 10-7
What is the solution to the following system of equations. 4x- y= 32, 6x+y=18
(5, -2)
Simplify 5x3y7z2/-20x5y7z
-z/4x2
A sphere has a volume of 42 cubic centimeters, what is the radius of the sphere?
Round your answer to the nearest hundredth and include its label.
r~ 2.16cm
A quadrilateral has vertices A(1,1), B(3,-2), C(8,0), D(0,0). What are the coordinates of the quadrilateral after a dilation with a scale factor of 4?
A'(4,4), B'(12,-8), C'(32,0), D'(0,0)
What is 676,000 + 2.57 x 103?
678,570