Write the symbolic representation for f(x, y) given that f computes the indicated inequality.Five times the sum of x and y
A. f(x, y) = 5x + y
B. f(x, y) = 5(xy)
C. f(x, y) = 5(x + y)
D. f(x, y) = x + 5y
Answer: C
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The rate at which a rumor spreads through an Alpine village of 500 residents is jointly proportional to the number of residents who have heard it and the number who have not. Initially, 15 residents heard the rumor, but 4 days later this number increased to 80. Find the number of people who will have heard the rumor after 1 wk. ? Round the answer to the nearest integer. ? __________ people
Fill in the blank(s) with the appropriate word(s).
Write the quadratic equation in standard form. Determine the values of a, b, and c.5 = 3x2 + 4x
A. 0 = -3x2 + 4x + 5 a = -3, b = 4, c = 5 B. 3x2 + 4x - 5 = 0 a = 3, b = 4, c = -5 C. 0 = 3x2 - 4x - 5 a = 3, b = -4, c = -5 D. 3x2 - 4x + 5 = 0 a = 3, b = -4, c = 5
The function Y2 is defined as Y1 + k for some real number k. Based upon the given information about Y1 and Y2, find k. 
A. -25 B. 28 C. -15 D. 12
Set up the system of equations for the following problem. Do not solve. An electronics firm has three production facilities I, II, III. Each one produces radios, stereos, and TV sets. Their production capacities arePlant I: 18 radios, 17 stereos, and 5 TV sets per hourPlant II: 9 radios, 12 stereos and 10 TV sets per hourPlant III: 20 radios, 6 stereos, and 9 TV sets per hourThe firm receives an order for 1500 radios, 1250 stereos, and 1900 TV sets. How many hours should each plant be scheduled in order to produce these items?
What will be an ideal response?