Add or subtract. Simplify the answer.
+ 
A. 
B. 
C. 
D. 
Answer: C
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If r(t) is the position vector of a particle in the plane at time t, find the indicated vector.Find the velocity vector.r(t) = (cot t)i + (csc t)j
A. v = (-sec2 t)i - (tan t sec t)j B. v = (csc2 t)i + (cot t csc t)j C. v = (-csc2 t)i - (cot t csc t)j D. v = (sec2 t)i + (tan t sec t)j
Provide an appropriate response.A person purchases a home for $130,000, makes a down payment of $30,000. Find the monthly payment if the person takes a loan for 25 years with an interest rate of 8% compounded monthly.
Fill in the blank(s) with the appropriate word(s).
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 in order to maximize the company's profit, if the profit on a VIP ring is $50 and the profit on an SST ring is $40?
A. 12 VIP and 12 SST B. 10 VIP and 14 SST C. 20 VIP and 4 SST D. 14 VIP and 10 SST
Evaluate the function as indicated.Find f(-4) when f(x) = 4x - 6.
A. -10 B. -22 C. 8 D. -2