Perform the indicated operation. Assume that all variables are nonnegative.
- 5
A. -4
B. 4
C. -4
D. 5
Answer: A
Mathematics
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Find an antiderivative of the given function.cos ?x + 7 sin 
A. 
sin ?x - 49 cos 
B. -sin ?x - 49 cos 
C. 
sin ?x - cos 
D. -? sin ?x + cos 
Mathematics
Find a rectangular equation for the plane curve defined by the parametric equations.x = t3 + 1, y = t3 - 10; -2 ? t ? 2
A. y = - x2; for x in -4 ? x ? 4 B. y = x - 11; for x in -7 ? x ? 9 C. y = - x - 11; for x in -7 ? x ? 9 D. y = x3; for x in -3 ? x ? 1
Mathematics
Determine whether the equation defines y as a function of x. y = x3
A. function B. not a function
Mathematics
Solve the problem.If a single fair die is rolled, find the probability of a 5 given that the number rolled is odd.
A. 
B. 
C. 
D. 
Mathematics