Rewrite in exponential form.log464 = 3
A. 43 = 64
B. 464 = 3
C. 34 = 64
D. 643 = 4
Answer: A
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Find the least common multiple of the given number by the method of intersection of sets of multiples.56 and 96
A. 224 B. 1344 C. 672 D. 168
A. -w7 B. w12 C. |w7| D. w7
Find the center, transverse axis, vertices, foci, and the equations of the asymptotes of the hyperbola.x2 - 25y2 - 6x + 50y - 41 = 0
A. center: (1, 3)
transverse axis: y = 3
vertices: (-4, 3) and (6, 3)
foci: (1 - 
, 3) and (1 + 
, 3)
asymptotes: y - 3 = - 
(x - 1) and y - 3 = 
(x - 1)
B. center at (3, 1)
transverse axis: x = 3
vertices: (3, -4) and (3, 6)
foci: (3, 1 - 
) and (3, 1 + 
)
asymptotes: y + 1 = - 5(x + 3) and y + 1 = 5(x + 3)
C. center: (3, 1)
transverse axis: y = 1
vertices: (2, 1) and (4, 1)
foci: (3 - 
, 1) and (3 + 
, 1)
asymptotes: y - 1 = - 5(x - 3) and y - 1 = 5(x - 3)
D. center: (3, 1)
transverse axis: y = 1
vertices: (-2, 1) and (8, 1)
foci: (3 - 
, 1) and (3 + 
, 1)
asymptotes: y - 1 = - 
(x - 3) and y - 1 = 
(x - 3)
Solve the problem.Suppose that the amount in grams of a radioactive substance present at time t (in years) is given by A(t) = 630e-0.88t. Find the rate of change of the quantity present at the time when t = 6.
A. 2.8 grams per year B. 193.2 grams per year C. -193.2 grams per year D. -2.8 grams per year