Solve the problem.The intensity L(x) of light x ft beneath the surface of a lake satisfies the differential equation 
. At what depth, to the nearest foot, is the intensity one tenth the intensity at the surface?
A. 26 ft
B. 38 ft
C. 13 ft
D. 17 ft
Answer: A
Mathematics
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A. 36 B. 18 C. 216 D. 12
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Determine whether the equation is linear or nonlinear.26x - 
= 19
A. linear B. nonlinear
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Determine whether the proportion is true or false by writing the ratios in lowest terms.
= 
A. True B. False
Mathematics
Solve the inequality and write the solution set in interval notation.
t ? - 60
A. (-?, 80] B. [80, ?) C. (-?, -80] D. [-80, ?)
Mathematics