Find the indicated vector in terms of i and j.If u = -9i - 2j and v = -6i + 7j, find u - v.
A. -5i + 5j
B. -3i - 9j
C. -4i + 5j
D. -15i + 5j
Answer: B
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Determine whether f and g are inverses by determining whether 
and 
f(x) = 
, g(x) = -7x + 4
A. Yes B. No
Solve the equation.
= 
+ 
A. 6
B. 
C. 24
D. -6
Integrate the function.
dx
A. 9(ln 
+ sin x) + C
B. 9(ln 
+ sin2 x) + C
C. 9 ln 
- 
sin2 x + C
D. 9 ln 
- 
sin x + C
The Acme Class Ring Company designs and sells two types of rings: the VIP and the SST. They can produce up to 24 rings each day using up to 60 total man-hours of labor. It takes 3 man-hours to make one VIP ring, versus 2 man-hours to make one SST ring.How many of each type of ring should be made daily to maximize the company's profit, if the profit on a VIP ring is $20 and on an SST ring is $50?
A. 12 VIP and 12 SST B. 0 VIP and 24 SST C. 4 VIP and 20 SST D. 0 VIP and 20 SST