Determine whether the system is consistent.5x1 + 2x2 + x3 = -112x1 - 3x2 - x3 = 177x1 + x2 + 2x3 = -4
A. Yes
B. No
Answer: A
Mathematics
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Simplify.16
A. 4u4v6 B. 32u2v3 C. 16u2v3 D. 4u2v3
Mathematics
Which of the following was NOT identified by Friel, Curcio, and Bright (2001) as one of the four main factors that influence graph comprehension?
a. Learning syles b. Purposes for using graphs c. Task characteristics d. Student characteristics
Mathematics
Solve. Round any approximate solution to the fourth decimal place.23x - 1 = 32
A. 1 B. 3 C. 4 D. 2
Mathematics
Graph the equation. Give the domain and range. Identify whether the equation is a function.
= 
A. 
(-?, ?); (-?, -7]; not a function
B. 
(-?, ?); (-?, -1]; not a function
C. 
(-?, ?); [1, ?); function
D. 
(-?, ?); [7, ?); function
Mathematics