Write the expression as the logarithm of a single quantity.ln (x2 - 64) - 2 ln (x + 8) - ln(x - 8)
A. ln 
B. ln [(x2 - 64) - (x + 8)2 - (x - 8)]
C. ln 
D. -ln 2
Answer: A
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Solve the problem.At time 
a particle is located at the point (1, 1, 1). It travels in a straight line to the point 
has speed 2 at (1, 1, 1) and constant acceleration 
Find an equation for the position vector r(t) of the particle at time t.
A. r(t) = 
i - 
j - 
k
B. r(t) = 
i - 
j - 
k
C. r(t) = 
i - 
j - 
k
D. r(t) = 
i - 
j - 
k
Translate the sentence into an equation using the variable x. Do not solve the equation. State what the variable represents.Double the total miles divided by 3 is 61.
A. 2x ? 3 = 61, where x is the total miles B. 2x ÷ 3 = 61, where x is the total miles C. 3x ÷ 3 = 61, where x is the total miles D. 2 ÷ 61x = 3, where x is the total miles
Write the numeral in base ten.42five
A. 42 B. 47 C. 27 D. 22
Find an equation for the ellipse described. Graph the equation.Center at (-2, 5); focus at (-4, 5); contains the point (-7, 5)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1