Write as the sum and/or difference of logarithms. Express powers as factors.ln 
3/2, x > 9
A. 
ln (x2 + 10x - 9) - 
ln (x - 2)
B. 
ln (x + 1) + 
ln (x - 9) - 
ln (x - 2)
C. ln (x + 1) + ln (x - 9) + ln 3 - 9ln (x - 2) - ln 2
D. 3ln (x + 1) - 2ln (x - 9) - 
ln (x - 2)
Answer: B
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Divide to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.3
÷ 1
A. 1
B. 2
C. 1
D. 1
Solve the given equation for the indicated variable.I = 
for n
A. n = 
B. n = IR(Ir - E)
C. n = 
D. n = 
Find the center, vertices, and foci of the ellipse with the given equation.
+ 
= 1
A. Center: (-3, -4); Vertices: (-4, -8), (-4, 2); Foci: (-4, -7), (-4, 1) B. Center: (-3, -4); Vertices: (-8, -4), (2, -4); Foci: (-7, -4), (1, -4) C. Center: (-3, -4); Vertices: (-8, -4), (2, -4); Foci: (-6, -4), (0, -4) D. Center: (-3, -4); Vertices: (-4, -8), (-4, 2); Foci: (-4, -6), (-4, 0)
Find the inverse of the matrix, if possible.A = 
A. 
B. 
C. 
D. 