Answer the following a how are the slopes of parallel

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Numerical Analysis
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Chapter 4 / Exercise 13
Numerical Analysis
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9) Answer the following: (Sections 3.1 – 3.5) a) How are the slopes of parallel lines related?
b) How are the slopes of perpendicular lines related?
c) Give one example of a pair of equations of parallel lines.
d) Give one example of a pair of equations of perpendicular lines. Example: 234 and 232yxyx=-= -+
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Numerical Analysis
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Chapter 4 / Exercise 13
Numerical Analysis
Burden/Faires
Expert Verified
Math 012 -- KEY 60 Practice Problems for the Final Exam 610) Rewrite the following in interval notation: {}3 or 2x xx≤ ->. (Section 2.5)
11) Rewrite the following in interval notation: {}8 and 2x xx> -. (Section 2.5)
. 12) Tamika invests $3000 in a 5-year CD that pays 5.35% interest compounded monthly. How much will she have in the account at the end of the 5-year period? (Section 2.3)
13) Jesse makes a $15,000 down payment on a new house. If the down payment is 15% of the total cost of the home, what is the total cost? (Sections 2.2 and 2.3)
Math 012 -- KEY 60 Practice Problems for the Final Exam 714) Annabel bought a new computer for $1444.50 including tax. If the tax rate is 7%, find the price of the computer before taxes. (Sections 2.2 and 2.3)
15) A package of vinyl floor tiles contains 45 one-foot-square tiles. Find how many packages should be bought to cover the rectangular floor of a store that is 120 feet by 90 feet. (Section 2.3)
16) The cost in dollars, y, for manufacturing x calculators, is given by the following equation: y = 20x + 150. How many calculators can be manufactured for a total of $5150? (Section 2.3)
17) Given the following equation of a line: 2x + 5y = 10. Find the following: (Sections 3.1 – 3.5) a) the slope of the line Rewrite the equation in slope-intercept form:
Math 012 -- KEY 60 Practice Problems for the Final Exam 825105210225
b) the x-intercept of the line
c) the y-intercept of the line Slope-intercept form (see part (a)) tells us that the y-intercept is at (0, 2). d) the slope of a line parallel to this line

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