Algebra 1 - Chapter 4, Study Guide

Problem #2

Write an equation in slope-intercept form that passes through (-1, -6 ) and (3, -2 ) .

Mathematical Equivalence

ON

Problem #3

Write an equation of the line described.

passes through (3, 9) ; parallel to the line y = -x − 1

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Problem #5

Describe the relationship between the data in the scatter plot.

• positive correlation

• negative correlation

• no correlation

Problem #6

Write an equation for the nth term of the arithmetic sequence 55, 60, 65, 70, ....

Problem #6

Use the equation to then find a₅₀ .

a_{50 = _____}

Problem #7

Write a function represented by the graph.

Problem #8

Write a function represented by the graph.

Problem #9

A rental service charges a $10 rental fee plus $47 each day that you rent a car. Write a function that represents the arithmetic sequence.