Multiply and simplify.
? 
A. 1
B. 
C. -1
D. 0
Answer: A
Mathematics
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Determine whether the points A(-2, 9), B(4, -1), and C(7, -6) lie on a straight line. ?
A. yes B. no
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Write the vector in the form 
A. 
B. 
C. 
D. 
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Find the indicated roots. Write the answer in a + bi form.Cube roots of 8i
A. 2i, 
+ i, - 
+ i
B. 2i, 
- i, - 
- i
C. -2i, - 
- i, 
- i
D. -2i, 
+ i, - 
+ i
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Determine whether the system of equations is consistent or inconsistent. If the system is consistent, determine whether the equations are dependent or independent.
A. Inconsistent B. Dependent C. Independent
Mathematics