Solve the problem.Find the perimeter of the triangle with vertices A(-4, 1, 6), B(2, -2, 6), and 
.
A. 3
+ 
+ 3
B. 
+ 
+ 
C. 3
+ 
+ 
D. 
+ 
+ 3
Answer: C
Mathematics
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Find the equation of the circle that satisfies the following conditions. Express the final equation in the form x2 + y2 + Dx + Ey + F = 0.Center at (0, –5) and r = 6
A. x2 + y2 - 10y - 61 = 0 B. x2 + y2 - 10y + 25 = 0 C. x2 + y2 + 10y - 11 = 0 D. x2 + y2 + 10y + 25 = 0
Mathematics
Solve the problem.Find the area between y = ln x and the x-axis from x = 1 to x = 5.
A. 
B. 5 ln 5 + (-4)
C. ln 5
D. 5 ln 5 - 5
Mathematics
Find the indicated vector.Let u = 
. Find -6u.
A. 
B. 
C. 
D. 
Mathematics
Multiply.(x2 + x + 8)(x2 + x + 2)
A. x4 + 2x3 - 10x2 + 6x + 16 B. x4 + x3 - 9x2 - 10x + 16 C. x4 + x3 + 10x2 + 10x + 16 D. x4 + 2x3 + 11x2 + 10x + 16
Mathematics