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Find the quotient. 5 x 10^4 ÷ 2.5 x 10^2. Express your answer in Scientific Notation.
2 x 10^2
What is the product of 4.5 × 10^-5 and 2.4 × 10^-2? Express your answer in scientific notation
1.08 x 10^-6
Solve the system using elimination: 4x + 8y = 20 & −4x + 2y = −30
(7, -1)
Solve the system using substitution: y = 6x − 11 & −2x − 3y = −7
(2, 1)
Give the relative frequency of men who like basketball. Express your answer as a percent.
31%
Describe the specific transformation if the blue triangle is the pre-image.
Reflection over the y-axis
Name the TWO transformations needed to get from A to A''.
Translate (x+2, y-5), reflect over y-axis
This graph is an example of a (choose one: positive/negative/no) correlation
Positive
Is the function y = 7x^2 - 3 linear or not linear?
Nonlinear
Given the relation {(4, 1), (5, -2), (-6, -2), (0, -1)}: If we add the point (8, -2), would the relation still be a function?
Yes
Find the measure of the missing angle.
96 degrees
Based on the trend line of this scatter plot, how much electricity would be consumed if the average daily temperature were 68 degrees? Round to the nearest whole number.
37kWh
What is the relative frequency of females who said 'yes' in this data? Write your answer as a percent.
25%
Does this scatter plot show a positive association, negative association, or no association?
Negative Association
Find the slope between these two points. (Hint - m = y2-y1/ x2-x1
3/10
What is the scale factor of this dilation?
2
What are the coordinates of E' after the figure is rotated 180 degrees clockwise?
(-1, -3) --> (1, 3)
What are the coordinates of E' after the figure is rotated 90 degrees COUNTERclockwise?
(-1, -3) --> (3, -1)
What are the coordinates of E' after the figure is rotated 90 degrees clockwise?
(-1, -3) --> (-3, 1)
What are the coordinates of E' after the figure is reflected over the y-axis?
(1, -3)
What are the coordinates of E' after the figure is reflected over the x-axis?
(-1, 3)
What are the coordinates of E' after the figure is translated 1 unit left and 5 units up?
(-2, 2)
Describe this transformation. Be specific!
Rotation 180 degrees clockwise or counterclockwise.
Is this table linear or nonlinear? Hint - look at increase/decrease in x and y
Nonlinear
Does this table represent a function? Hint - check the x values
Yes
Write the equation of the line in slope-intercept form (y=mx+b)
y=2x+1
Find the slope of the line through the pair of points. m= y2 - y1 / x2 - x1
m= -1/9
Solve the equation
No Solution
Solve the equation for x
x = -1
Simplify. Write your answer in Scientific Notation. Hint - multiply coefficients, add exponents.
9 x 10^-4
Simplify.
16 x^4 y^4