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Semester 1 Exam Review KEY.notebook
2
January 12, 2017
Write the difference of twice a number and eight as an algebraic expression.
Chapter 1
Semester 1 Exam Review KEY.notebook
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January 12, 2017
Write seven times the sum of four and a number as an algebraic expression.
Semester 1 Exam Review KEY.notebook
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c. Identify the intervals for which the graph is increasing and decreasing.
d. Is the graph a function?
Semester 1 Exam Review KEY.notebook
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Chapter 2
Translate into an equation.Six times the number x decreased by 15 is 83.
Semester 1 Exam Review KEY.notebook
8
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Two times the sum of m and n is equal to two times x plus 7
Semester 1 Exam Review KEY.notebook
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Solve (find the root) of the equation.
2x 3y = 30
Semester 1 Exam Review KEY.notebook
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Chapter 4
Write an equation in slopeintercept form for a line with a slope of 6 and a yintercept of 72.
Semester 1 Exam Review KEY.notebook
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Graph a line with a slope of 3 and a yintercept of 6.
Semester 1 Exam Review KEY.notebook
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Write an equation in slopeintercept form for a line that passes through the points (2, 5) and (6, 15)
Semester 1 Exam Review KEY.notebook
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January 12, 2017
Write an equation in pointslope form for a line that passes through (6,13) and has a slope of 2/7.
Semester 1 Exam Review KEY.notebook
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January 12, 2017
Write an equation in pointslope form for a line that goes through the points (3, 10) and (7, 2)
Semester 1 Exam Review KEY.notebook
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January 12, 2017
Write an equation in slopeintercept form for a line that goes through (2, 9) and is parallel to the line y = 13x 6.
Semester 1 Exam Review KEY.notebook
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January 12, 2017
Write an equation in slopeintercept form for a line that is perpendicular to the line y =(3/8)x + 4 and goes through (0, 7)
Semester 1 Exam Review KEY.notebook
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January 12, 2017
State whether the data represents a positive correlation, negative correlation, or no correlation.
Semester 1 Exam Review KEY.notebook
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January 12, 2017
Find the inverse of the function f(x) = 5x 2
Semester 1 Exam Review KEY.notebook
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January 12, 2017
Eric is buying Butterfinger candy bars and bags of M&Ms. The candy bars cost $1.50 each and each bag of M&Ms cost $2.00. Eric has 35 dollars to spend. Write an inequality to represent the situation.
State a solution to the inequality.