Levels Tought:
Elementary,Middle School,High School,College,University,PHD
Teaching Since: | Apr 2017 |
Last Sign in: | 12 Weeks Ago, 6 Days Ago |
Questions Answered: | 4870 |
Tutorials Posted: | 4863 |
MBA IT, Mater in Science and Technology
Devry
Jul-1996 - Jul-2000
Professor
Devry University
Mar-2010 - Oct-2016
More help required. Second guessing myself a lot. Thanks you.
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1) Simplify the expression: 17 3 8 42
52 1 2) Simplify the expression: 7 7 6 24 6 2 3) Evaluate the expression if x = -2, y = 3, and z = -1: 3x 2 y 5 z 3
4) Evaluate the expression if 1
x
4 , y 16 , and 5
z
6 : 12 xy 2 18 yz
6) Solve the following equation and check your answer in the original equation. Please show all
work INCLUDING the check (if the equation has a unique solution): 4 2 x 10 7 x 25 7) Solve the following equation and check your answer in the original equation. Please show all
work INCLUDING the check (if the equation has a unique solution): 9 x 4 4 x 2 x 1
10) The highest temperature recorded in Baghdad during the month of July, 2009 was 64º
Celsius. The lowest temperature recorded during the same month in Baghdad was 21º Celsius.
If the formula for converting temperatures from degrees Celsius to degrees Fahrenheit is
, what were the high and low temperatures during July in Baghdad in degrees
9
F C 32
5
Fahrenheit? (Round to the nearest whole degree). Math 009
Midterm Exam Page 2 13) Simplify each of the expressions below:
a) b) c) 3 4x 7 y 4 3x y 3 4 x 7 y 4 3x y 14) Simplify each of the expressions below:
a) b) 12 5 x 9 -7 3 x 2 x 3 y 4 x y
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