At what points is the given function continuous?f(x, y, z) = yz cos 
A. All (x, y, z)
B. All (x, y, z) such that x ? 0
C. All (x, y, z) such that 0 ? 
? 2?
D. All (x, y, z) such that x ? 
Answer: B
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Find a linear function whose graph has the given slope and y-intercept.Slope - 
, y-intercept (0, 6)
A. f(x) = 
x + 6
B. f(x) = - 
x - 6
C. f(x) = 
x - 6
D. f(x) = - 
x + 6
Add.
+ 
A. - 
B. 
C. - 
D. 
Solve the problem.This table shows the number of lawns mowed during one week by one of the Hill Landscaping Company crews.
What is the total number of lawns mowed on Friday and Saturday?
A. 16 lawns B. Can't answer this question using this table. C. 15 lawns D. 17 lawns
Solve.The number of employees that work at a company has increased by 35% over the past year. This year there are 353.5 more employees with the company than last year. How many employees were there last year?
A. 10.1 employees B. 1010 employees C. 656.5 employees D. 12,372.5 employees