Find all values that make the rational expression undefined. If the rational expression is defined for all real numbers, so state.
A. x = 
, x = - 
B. x = 8
C. x = 40
D. Defined for all real numbers
Answer: B
Mathematics
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Find the first four terms of the binomial series for the given function.
1/3
A. 1 - 
x + 
x2 - 
x3
B. 1 - 
x - 
x2 - 
x3
C. 1 - 
x - 
x2 - 
x3
D. 1 - 
x + 
x2 - 
x3
Mathematics
Write the interval as an inequality involving x. Graph the inequality.(-?, 0]
A. x ? 0
B. x > 0
C. x ? 0
D. x < 0
Mathematics
Add.+ 
A. 7070.7524 B. 7070.7534 C. 7070.7434 D. 7070.8544
Mathematics
Solve the system using the inverse matrix method.
A. x = 42, y = 63, z = 26; (42, 63, 26) B. x = -2, y = 13, z = -6; (-2, 13, -6) C. x = -7, y = 19, z = -6; (-7, 19, -6) D. x = 6, y = 0, z = 0; (6, 0, 0)
Mathematics