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### ex2

Course: M 101, Fall 2009
School: Christian Brothers
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Word Count: 159

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2 EXAM Math 101 June 30, 2005 Name Do all work neatly. Show all of your work. Circle your final answer where appropriate. 1. Simplify 10a7 b4 c2 . 12a4 b2 c2 2. Find (a2 bx)(2ab - 3b2 x + 8a3 - 4b). 3. Find (x2 y 3 z - 2x + 5xz) + (10x + 3xz - 4x2 y 3 z). 4. Solve the following system of equations using the substitution method. 4x 6x + + y 3y = = 7 18 5. Find the x and y values for this system using the...

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2 EXAM Math 101 June 30, 2005 Name Do all work neatly. Show all of your work. Circle your final answer where appropriate. 1. Simplify 10a7 b4 c2 . 12a4 b2 c2 2. Find (a2 bx)(2ab - 3b2 x + 8a3 - 4b). 3. Find (x2 y 3 z - 2x + 5xz) + (10x + 3xz - 4x2 y 3 z). 4. Solve the following system of equations using the substitution method. 4x 6x + + y 3y = = 7 18 5. Find the x and y values for this system using the elimination method. 5x 9x + 8y 12y = = 10 18 6. Find (12x2 + - 10x 2)(3x - 2). 7. Find (2x + 5)(2x - 5) 8. Find (3a4 b2 + 4b5 )(7a2 - 2b + 3ab) 9. Find (8x3 - 14x + 29) (2x + 3) 10. The difference of two numbers is 25. When twice the larger number is added to four times the smaller number the result is 250. What are the two numbers? 11. ...

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Christian Brothers - M - 101
EXAM 2 Math 101 June 30, 2005 Name Do all work neatly. Show all of your work. Circle your final answer where appropriate. 1. Simplify10x7 y 2 z 12x4 y 2 z 2 .2. Find (a2 bc)(6ab + 5b2 c - 13a3 + 6b).3. Find(8wyz + 6wz - 2yz)(2wy 2 z 3 ).4. F
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Christian Brothers - M - 105
QUIZ 3 Name 1. Find the slope and the x-intercept of the line 2x + 3y = 7.2. Do the row operations needed to put the following matrix into nal form and then write down the solutions (if any exist) to the system represented by the matrix. 1 0 0 2
Christian Brothers - M - 106
QUIZ 3 Name 1. Find lim x2 6x + 9 . x3 x32. The table shows the projected number of homes with a cable system oering internet access. Year 1998 1999 2000 2001 2002 2003 2004 2005 Homes (millions) 19.1 29.0 39.0 45.4 51.8 57.3 62.8 67.4Find a LN
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EXAM 3 Math 232 April 30, 2007 Name 1. Locate and classify all critical points for the function xye -x2 -y 22. Find the absolute extrema of the function f (x, y) = x 2 + y 2 - 2x - 4y on the region bounded by y = x, y = 3 and x = 0.3. Compute a
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QUIZ 2 Name 1. Find the x-intercept and the y-intercept of the linear function y = 5x + 10.2. Write the augmented matrix needed to solve the system of equations: (do not solve) 9x - 8y - 7z = 7 7x - 5y + 3z = 1 5x - 3y + z = -23. Solve the
Christian Brothers - M - 105
QUIZ 3 Name 1. Find the slope, x-intercept and y-intercept for the line 2x - 5y = 72. Solve the system of equations y = -4 3x 3x + 4y = 21 x + y = 16/33. Reduce the matrix 1 3 1 2 2 -3 1 3 -5 1 2 7 to its final form and calculate the so
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EXAM 2 Math 132 July 13, 2007 Name 1. Find the area bounded by y = x2 , y = x, x = 0 and x = 1. (7 pts)2. Rotate the region bounded by y = ex , the x-axis, the y-axis and x = 1 about the x-axis. What is the volume of the resulting solid?(7 pts)3.
Christian Brothers - M - 132
EXAM 2 Math 132 July 13, 2007 Name 1. Find the area bounded by y = x2 , y = x, x = 0 and x = 1. (7 pts)2. Rotate the region bounded by y = ex , the x-axis, the y-axis and x = 1 about the x-axis. What is the volume of the resulting solid?(7 pts)3.
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Christian Brothers - M - 106
QUIZ 2 Name 1. Instructors salaries are \$45,000 per year and are expected to increase at a rate of 3.5% annually. What will instructors salaries be in 5 years?2. Rewrite as a single logarithmic expression. 7 log (x 1 ) 4 log (3x2 ) log (4x).3.
Christian Brothers - M - 105
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