Multiply.(-5p4r)(3p2qr5)(-3q5r4)
A. 45p5q7r10
B. - 45p5q7r10
C. 45p6q6r10
D. - 45p6q6r10
Answer: C
Mathematics
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Solve the problem.The orbit of the Syncom 3 satellite has a period of T = 1436.2 minutes. Calculate the semimajor axis of the satellite. 
and 
A. 2.751 x 106 km B. 2751 km C. 42,170 km D. 4.217 x 107 km
Mathematics
Simplify the radical expression. Assume that all variables represent positive real numbers.
A. 7
B. 1
C. 
D. 49
Mathematics
Use analytical methods to solve the equation.
+ 
= 
A. 
B. -4
C. 8
D. -8
Mathematics
State whether the vectors are parallel, orthogonal, or neither.v = 4i - 2j,
w = 4i + 2j
A. Orthogonal B. Parallel C. Neither
Mathematics