Algebra 1 Review

Front

What is the slope of a line perpendicular to a line with slope 5?

Back

-1/5

Tags

CCSS.8.EE.B.6

Front

What is the mean of the following times (in seconds): 59, 65, 61, 62, 55?

Back

60.4

Tags

CCSS.6.SP.B.5C

Front

What type of function is f(x)=2(1/7)^x?

Back

Exponential Decay

Front

Find the product of (m-8)(m-9).

Back

m^2 - 17m + 72

Tags

CCSS.HSA.APR.A.1

Front

Find the slope of the line represented by the equation 2y = 8x - 3.

Back

4

Tags

CCSS.8.EE.B.5

Front

What is the definition of slope in a linear equation?

Back

Slope is the ratio of the rise (change in y) to the run (change in x) between two points on a line.

Tags

CCSS.8.EE.B.5

Front

What is the formula for calculating the mean of a set of numbers?

Back

Mean = (Sum of all values) / (Number of values)

Tags

CCSS.6.SP.B.5C

Front

What is an exponential decay function?

Back

An exponential decay function is a function of the form f(x) = a * b^x where 0 < b < 1.

Tags

CCSS.HSF-IF.C.8B

Front

What is the standard form of a linear equation?

Back

Ax + By = C, where A, B, and C are constants.

Front

What does it mean for two lines to be perpendicular?

Back

Two lines are perpendicular if the product of their slopes is -1.

Tags

CCSS.8.EE.B.6