Add or subtract. Simplify the answer. 
+ 
A. 1
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem by applying the Fundamental Counting Principle.A restaurant offers 7 entrees and 6 desserts. In how many ways can a person order a two-course meal?
A. 13 B. 84 C. 15 D. 42
Mathematics
Solve the exponential equation. For irrational solutions, round to four decimal places.3x - 1 = 17
A. {1.5789} B. {6.6667} C. {2.7268} D. {3.5789}
Mathematics
Determine if the given vectors are orthogonal, parallel, or neither.v = 4i + j, w = i - 4j
A. Neither B. Orthogonal C. Parallel
Mathematics
Graph the equation.y = 
x - 2
A. 
B. 
C. 
D. 
Mathematics