Use the multiplication principle to solve the problem.How many different 4-letter radio station call letters can be made if repeats are allowed and the first letter must be K.
A. 456,976
B. 78
C. 1000
D. 17,576
Answer: D
Mathematics
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Techniques for solving linear equations can sometimes be used to reverse the roles of variables in equations.
Answer the following statement true (T) or false (F)
Mathematics
Sketch the graph and show all local extrema and inflection points.y = |x2 - 5x|
A. Local minima: (0, 0), (5, 0)
Local maximum: 
No inflection points
B. Local maximum: 
Inflection points: (0, 0), (5, 0)
C. Local minima: (0, 0), (5, 0)
Local maximum: 
Inflection points: (0, 0), (5, 0)
D. Local minimum: 
No inflection points
Mathematics
Evaluate.Let a = 3i, b = i + j. Find 6a - b.
A. 17i - j B. i - 17j C. 11i + j D. 17i - 6j
Mathematics
Graph.
+ 
= 1
A. 
B. 
C. 
D. 
Mathematics