Write the word phrase in symbols, using x as the variable.8 times a number
A. 8 + x
B. 8 - x
C. 
D. 8x
Answer: D
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Multiply and simplify any radicals in your answer. Assume that all variables represent positive real numbers.-3
(-4
+ 2
)
A. 24x
B. 12
+ 2
C. 14
D. 12
- 6x
A French restaurant offers a menu consisting of 4 different appetizers, 5 different salads, 3 different soups, 7 different main courses, and 8 different desserts. The restaurant offers different combinations of "fixed price dinners" on different days of the week.On Fridays and Saturdays, the "fixed price dinner" consists of a choice of appetizer, a choice of either soup or salad, a main course, and a dessert. Assuming you don't pass on any of these, how many different "fixed price dinners" are possible on Fridays and Saturdays?
A. 1792 B. 180 C. 3360 D. 672 E. none of these
Perform the requested operation on the given function.f(x) = x + 1, g(x) = x + 3Find (f + g)(3).
A. 4 B. 10 C. 8 D. 2
Solve.y varies inversely with x. If y = 6 when x = 5, find y when x = 3.
A. y = 2
B. y = 
C. y = 10
D. y = 15