Simplify.
A. 9
B. 
C. 13
D. 
Answer: A
Mathematics
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Find the value of the expression.log16 4
A. 
B. 2
C. 
D. -2
Mathematics
Solve the initial value problem.
= 
+ 
, y(0) = -5
A. y = 2 tan-1 
+ 7 sin-1 x
B. y = 10 tan-1 x - 7 sin-1 x - 5
C. y = 10 cot-1 x - 7 sin-1 x
D. y = 2 tan-1 
+ 7 sin-1 x - 5
Mathematics
Solve the compound inequality. Graph the solution set.x < 3 or x < 7
A. (3, 7)
B. (3, ?)
C. (-?, 7)
D. (-?, 3) ? (7, ?)
Mathematics
To find the number of units that gives break-even for the product, solve the equation R = C. Round your answer to the nearest whole unit.A manufacturer has total revenue given by the function R = 70x and has total cost given by 
where x is the number of units produced and sold.
A. 20 units B. 7250 units C. 120 units D. 1208 units
Mathematics