Simplify the expression.-23
A. 6
B. 8
C. -6
D. -8
Answer: D
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Factor the trinomial completely. If the trinomial cannot be factored, say it is prime.x2 + 2x - 63
A. (x + 9)(x - 7) B. (x - 9)(x + 1) C. prime D. (x - 9)(x - 7)
Solve the problem.A bank security guard must leave his office each hour and check the status of the bank's front door, side door, and back door.The distances between these locations are summarized below:
a) Represent this traveling salesman problem with a complete graph showing the distances on the appropriate edges.b) Use the Brute Force algorithm to find the shortest route for the security guard to make his rounds.c) What is the minimum distance for his rounds?
What will be an ideal response?
The center and radius of a circle are given. Write the equation of each circle in standard form.Center: (0, 10), r = 5
A. x2 + (y + 10)2 = 5 B. x2 + (y - 10)2 = 25 C. (x + 10)2 + y2 = 25 D. (x - 10)2 + y2 = 25
Provide an appropriate response.Find the mean for the data set:2, 11, 35, 2, 9, 35, 11, 9, 7, 2, 2, 2, 2, 9, 2
A. 9.33 B. 7 C. 2 D. 11