Change the logarithmic expression to an equivalent expression involving an exponent.log39 = 2
A. 92 = 3
B. 23 = 9
C. 32 = 9
D. 39 = 2
Answer: C
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Convert to percent.0.9
A. 90% B. 0.09% C. 900% D. 0.9%
Find the center, transverse axis, vertices, foci, and asymptotes of the hyperbola.(x - 3)2 - 25(y + 4)2 = 25
A. center at (3, -4)
transverse axis is parallel to y-axis
vertices at (3, -9) and (3, 1),
foci at (3, -4 - 
) and (3, -4 + 
),
asymptotes of y - 4 = - 5(x + 3) and y - 4 = 5(x + 3)
B. center at (-4, 3)
transverse axis is parallel to x-axis
vertices at (-9, 3) and (1, 3)
foci at (-4 - 
, 3) and (-4 + 
, 3)
asymptotes of y - 3 = - 
(x + 4) and y - 3 = 
(x + 4)
C. center at (3, -4)
transverse axis is parallel to x-axis
vertices at (-2, -4) and (8, -4)
foci at (3 - 
, -4) and (3 + 
, -4)
asymptotes of y + 4 = - 
(x - 3) and y + 4 = 
(x - 3)
D. center at (3, -4)
transverse axis is parallel to x-axis
vertices at (2, -4) and (4, -4)
foci at (3 - 
, -4) and (3 + 
, -4)
asymptotes of y + 4 = - 5(x - 3) and y + 4 = 5(x - 3)
Fill in the blank with the appropriate measurement relationship.60 sec = 
min
Fill in the blank(s) with the appropriate word(s).
Write the standard form of the equation of the circle whose radius is r and whose center is (h, k).r = 
; (h, k) = (0, 3)
A. (x + 3)2 + y2 = 4 B. (x - 3)2 + y2 = 4 C. x2 + (y - 3)2 = 2 D. x2 + (y + 3)2 = 2