Find the slope of the line passing through the points (2, -5) and (-1, 3).
A. - 
B. - 
C. - 
D. - 
E. none of these
Answer: C
Mathematics
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Solve.A satellite is to be put into an elliptical orbit around a moon. The moon is a sphere with radius of 305 km. Determine an equation for the ellipse if the distance of the satellite from the surface of the moon varies from 545 km to 785 km.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Simplify the complex number to its rectangular form.
+ 
A. 4 + 6j B. 10j C. 6 + 4j D. 4 - 6j
Mathematics
Solve the problem.
= 18
A. 2.9373 B. 1.9482 C. 1 D. 2.9092
Mathematics
Use the change of base formula to approximate the logarithm to four decimal places.log
59.3
A. 3.9266 B. 1.9633 C. 0.2547 D. 0.4515
Mathematics