Perform the indicated operations and simplify the result so there are no quotients.
A. 0
B. 1 - sin ?
C. 1
D. - sec2?
Answer: C
Mathematics
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Provide an appropriate response.Define f(0,0) in a way that extends f(x, y) = 
to be continuous at the origin.
A. No definition makes f(x, y) continuous at the origin. B. f(0, 0) = 1 C. f(0, 0) = 2 D. f(0, 0) = 0
Mathematics
Find the inverse of the function.f(x) = 
A. f-1(x) = 
B. f-1(x) = (x - 1)2
C. f-1(x) = x2 + 1, x ? 0
D. Not a one-to-one function
Mathematics
Solve the problem.Crafty Bill's Cool Car Sales opened as a used car sales lot in 2006. The graph shows the number of cars sold as a function of time. What is the approximate number of cars sold in 2008?
A. 600 B. 650 C. 500 D. 250
Mathematics
Simplify.72 + 82
A. 113 B. 225 C. 60 D. 30
Mathematics