Solve the problem.Find the area of the triangle determined by the points P(-3, 6, -4), Q(-7, -2, 7), and 
A. 
B. 
C. 
D. 3
Answer: B
Mathematics
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Complete the square to write the equation in the form 
- 
= 1 or 
- 
= 1. 4x2 + 16x - 16y2 + 32y - 64 = 0
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Name the indicated property.If x = 4, then 4 = x.
A. reflexive property B. symmetric property C. multiplication property D. transitive property
Mathematics
Evaluate the expression.-
A. 0 B. ±20 C. 20 D. -20
Mathematics
The letters x and y represent rectangular coordinates. Write the equation using polar coordinates (r, ?).x2 + 4y2 = 4
A. r2(cos2 ? + 4 sin2 ?) = 4 B. 4 cos2 ? + sin2 ? = 4r C. r2(4 cos2 ? + sin2 ?) = 4 D. cos2 ? + 4 sin2 ? = 4r
Mathematics