Find the value of the expression without using a calculator.log7
A. 7
B. -1
C. 1
D. 0
Answer: B
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Financial leverage occurs because of the existence of fixed financial costs, which include _____.
A. costs associated with production B. preferred dividends C. common stock dividends D. depreciation expenses E. accruals
Determine whether the equation represents direct, inverse, joint, or combined variation.y = 
A. Joint B. Inverse C. Combined D. Direct
Solve the problem.A stone is thrown into a pond. A circular ripple is spreading over the pond in such a way that the radius is increasing at the rate of 6.3 feet per second. Find a function, r(t), for the radius in terms of t. Find a function, A(r), for the area of the ripple in terms of r. 
A. (A ? r)(t) = 6.3?t2 B. (A ? r)(t) = 12.6?t2 C. (A ? r)(t) = 39.69?2t D. (A ? r)(t) = 39.69?t2
Find the slope of the line passing through the pair of points. ? (0, -8), (-6, 0) ?
A. 
m= 
B. 
m =
C. 
m =-
D. 
m =
E. 
m =-