(8) Fall S1 Final Exam Study Guide

Front

Solve the inequality: 5(6 + 3r) + 7 ≥ 127

Back

r ≥ 6

Front

Determine if the following function is Linear or Nonlinear: y = x^2 + 3x + 2

Back

Nonlinear

Front

What does the y-intercept represent in the equation y = 15 + 1.50x?

Back

It cost $15 for a large pizza with no toppings.

Front

What type of correlation exists between the outside temperature and the amount of layers you wear?

Back

Negative correlation.

Front

Solve for a: 3a + 9 + 4a = 2

Back

a = -1

Front

What is the definition of a linear function?

Back

A function that graphs to a straight line, represented by the equation y = mx + b.

Front

What does the slope of a line represent in a linear equation?

Back

The rate of change of y with respect to x.

Front

What is the formula for finding the slope between two points (x1, y1) and (x2, y2)?

Back

m = (y2 - y1) / (x2 - x1)