Solve the equation for y.x = 3y + 2
A. y = 3x - 2
B. y = x - 
C. y = 
x - 2
D. y = 
Answer: D
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Solve the problem.A firm making toaster ovens finds that the total cost, C(x), of producing x units is given by C(x) = 25x + 640.The revenue, R(x), from selling x units is determined by the price per unit times the number of units sold, thus R(x) = 35x.Find and interpret (R - C)(77).
A. $5260 profit, income exceeds cost B. -$130 loss, cost exceeds income C. $130 profit, income exceeds cost D. $141 profit, income exceeds cost
Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
A. x11
B. 
C. 
D. x12
Solve the problem.List all the ordered arrangements of 4 objects 1, 2, 3, and 4 choosing 3 at a time without repetition. What is P(4, 3)?
A. 123, 124, 134, 234 P(4, 3) = 4 B. 123, 124, 132, 134, 142, 143, 213, 214, 231, 234, 241, 243, 312, 314, 321, 324, 341, 342, 412, 413, 421, 423, 431, 432 P(4, 3) = 24 C. 111, 112, 113, 114, 121, 122, 123, 124, 131, 132, 133, 134, 141, 142, 143, 144, 211, 212, 213, 214, 221, 222, 223, 224, 231, 232, 233, 234, 241, 242, 243, 244, 311, 312, 313, 314, 321, 322, 323, 324, 331, 332, 333, 334, 341, 342, 343, 344, 411, 412, 413, 414, 421, 422, 423, 424, 431, 432, 433, 434, 441, 442, 443, 444 P(4, 3) = 64 D. 123, 124, 132, 142, 143, 213, 214, 231, 241, 243, 312, 314, 321, 341, 342, 412, 413, 421, 423, 431 P(4, 3) = 20
Write the equation for the function having a graph that meets all of the specified conditions.Has the same shape as the graph of g(x) = 3x2 or h(x) = -3x2 and has a minimum value at (6, -3).
A. f(x) = 3(x - 6)2 - 3 B. f(x) = 3(x - 3)2 - 6 C. f(x) = -3(x - 6)2 - 3 D. f(x) = 3(x + 6)2 + 3