Find the specified minor and cofactor for the matrix A.M33 and A33 if A = 
A. M33 = -6 and A33 = 6
B. M33 = -6 and A33 = -6
C. M33 = 6 and A33 = 6
D. M33 = 6 and A33 = -6
Answer: B
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Solve.The orbit of a planet around a sun is an ellipse with the sun at one focus. The aphelion of a planet is its greatest distance from the sun, its perihelion is its shortest distance, and its mean distance is the length of the semimajor axis of the elliptical orbit. If a planet has a perihelion of 455.7 million miles and a mean distance of 458 million miles, write an equation for the orbit of the planet around the sun.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Change the following number to a power of ten notation of 103: 337
a. 3.37 ð 103 b. 33.7 ð 103 c. 337 ð 103 d. Ý337 ð 103
Use the definition of a logarithm to prove 
.
?
A. By the definition means 
.
B. By the definition means 
.
C. By the definition means 
.
Solve by the quadratic formula. Simplify answers. Use i notation for nonreal complex numbers.x2 + 8x + 25 = 0
A. x = -4 ± 9i B. x = -4 + 3i C. x = -7, -1 D. x = -4 ± 3i