Solve the problem.A musician plans to perform 5 selections for a concert. If he can choose from 7 different selections, how many ways can he arrange his program?
A. 35
B. 21
C. 16,807
D. 2520
Answer: D
Mathematics
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Find the most general antiderivative.
dx
A. 7x4 + 9x2 + 4x + C
B. 21x4 + 18x2 + 4x + C
C. 21x2 + 9 + C
D. 
x4 + 
x2 + 4x + C
Mathematics
Graph the function f(x) over the given interval. Partition the interval into 4 subintervals of equal length. Then add to your sketch the rectangles associated with the Riemann sum 
, using the indicated point in the kth subinterval for ck.f(x) = cos x + 2, [0, 2?], left-hand endpoint
A. 
B. 
C. 
D. 
Mathematics
Use the vertical line test to determine whether or not the graph is a graph in which y is a function of x.
A. not a function B. function
Mathematics
Factor the GCF from each term in the expression.18m9 + 12m7 + 30m5
A. m5(18m4 + 12m2 + 30) B. No common factor C. 6m5(3m4 + 2m2 + 5) D. 6(3m9 + 2m7 + 5m5)
Mathematics