m111final2

# m111final2 - PRACTICE FINAL EXAM (Form B) MATH 111 SPRING...

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PRACTICE FINAL EXAM (Form B) MATH 111 SPRING 2008 Do all your work in the space provided. Show all necessary steps to receive full credit. Place your final simplified answer in the space provided and/or circle your answer. _______________1.) For the compound inequality, give the solution set in both interval and graph the solution set. 15 1 4 and 8 4 3 + x x 2.6(#29) -5 5 _______________2.) Solve the inequality. 8 3 1 2 > + + x 2.7(#67) _______________3.) Find the slope of the line through the pair of points, () ( ) 5 , 1 and 3 , 2 3.2(#21)

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_______________4.) Decide whether the pair of lines is parallel, perpendicular, or neither. 3 4 and 7 4 = = + y x y x 3.2(#67) 5.) Find an equation of the line that satisfies the given conditions. Through () 5 , 8 and perpendicular to 7 2 = y x _______________ (a) Write the equation in slope-intercept form. 3.3(#67) _______________ (b) Write the equation in standard form _______________6.) Graph the linear inequality in two variables. 4 4 < y x 3.4(#9) 4 2 -2 -4 -6 -5 5
_______________7.) Solve the system by substitution. If the system is inconsistent or has dependent equations, say so. 3 3 1 2 1 = + y x 0 3 = + y x 4.1(#29) _______________8.) How many gallons each of 25% alcohol and 35% alcohol should be mixed to get 20 gallons of 32% alcohol?

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## This note was uploaded on 04/28/2008 for the course MATH 111 taught by Professor All during the Spring '08 term at IUPUI.

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m111final2 - PRACTICE FINAL EXAM (Form B) MATH 111 SPRING...

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