Simplify the expression. Assume that all variables are positive.
A. 7z10
B. 7z8
C. 49z5
D. 7z5
Answer: D
Mathematics
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Solve the problem.A restaurant offered salads with 2 types of dressings and 7 different toppings. How many different types of salads could be offered?
A. 49 types B. 129 types C. 14 types D. 4 types
Mathematics
Solve the problem.In a complete graph with 16 vertices (A through P), the total number of Hamilton paths that start at vertex A, pass through vertex D after traversing exactly three edges, and end at vertex P is
A. 14! B. 13! C. 3! × 12! D. 16! E. none of these
Mathematics
Express the English phrase using an algebraic expression.The quotient of 25 and a number x
A. 
B. 
C. x - 25
D. 25 - x
Mathematics
Solve for x.2ex + 1 + 2 = 6Enter your answer exactly as just a ± ln b.
Fill in the blank(s) with the appropriate word(s).
Mathematics