Write sigma notation.3 + 4 + 5 + 6 + 7
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.For the triangle with vertices located at A(5, 3, 4), B(2, 3, 4), and C(1, 1, 1) , find a vector from vertex C to the midpoint of side AB.
A. 
i + 
j + 1k
B. 
i + 2j + 3k
C. 
i + 3j + 4k
D. 
i + 4j + 5k
Solve.The time in hours it takes a satellite to complete a circular orbit about the earth varies directly as the radius (from the center of the earth) of the orbit and inversely as the orbital velocity. If a satellite completes an orbit 
above the earth in 
at a velocity of 
how long would it take a satellite to complete an orbit if it is circling 1,700 km above the earth at 
alt="" style="vertical-align: -4.0px;" /> (Assume the radius of the earth is 
A. 580 min
B. 120 min
C. 220 min
D. 190 min
Solve the equation.2 tan-1 4x = 
A. x = 0
B. x = 4
C. x = 1
D. x = 
Provide an appropriate response.Solve the following linear programming problem using the simplex method:Maximize P = x1 - x2subject to 
A. Max P = 4 at x1= 14 and x2 = 0 B. Max P = 4 at x1= 4 and x2 = 4 C. Max P = 4 at x1= 4 and x2 = 0 D. Max P = 14 at x1= 4 and x2 = 0