Find the numbers at which f is continuous. At which numbers is f discontinuous?f(x) = 4 tan x
A. continuous for all real numbers except x = 
where k is an odd integer
B. continuous for all real numbers except x = 
where k is an odd integer
C. continuous for all real numbers
D. continuous for all real numbers except x = 0
Answer: A
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Write the number in expanded form.40,610
A. 4 thousands + 6 tens + 1 one B. 4 ten thousands + 6 tens + 1 ten C. 4 thousands + 6 hundreds + 1 one D. 4 ten thousands + 6 hundreds + 1 ten
Find the coordinates of the centroid of the given figure. Each region is covered by a thin, flat plate.The region bounded by y = 10 - x and the axes
A. 
B. 
C. 
D. 
Solve the problem.A moving firm charges a flat fee of $45 plus $40 per hour. Let y be the cost in dollars of using the moving firm for x hours. Find the slope-intercept form of the equation.
A. y = 40x - 45 B. y = 45x - 40 C. y = 40x + 45 D. y = 45x + 40
Graph the set of points whose polar coordinates satisfy the given equation or inequality.r ? 4
A. 
B. 
C. 
D. 