Solve the problem.The concentration C of a certain drug in a patient's bloodstream is given by  .a) Find the horizontal asymptote of C(t).b) Using a graphing utility, determine the time at which the concentration is highest.

Fill in the blank(s) with the appropriate word(s).


a) y = 0
b) t = 7

Mathematics

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Solve the problem.The perimeter of a triangle is 62 cm. The triangle is isosceles now, but if its base were lengthened by 2 cm and each leg were shortened by 2 cm, it would be equilateral. Find the base of the original triangle.

A. 18 cm B. 22 cm C. 17 cm D. 20 cm

Mathematics

Factor when possible.8x5 - 8xy2

A. 8x(x2 + y2)(x + y)(x - y) B. 8x(x2 + y)(x2 - y) C. 8x(x2 - y)2 D. Prime

Mathematics

Simplify. Assume that all variables represent positive real numbers. + 8  + 8 

A. 73
B. 72
C. 16 
D. 17 

Mathematics

Find the requested function value.f(x) = -9x + 7, g(x) = -9x2 - 2x + 6Find (f ? g)(-4).

A. -467 B. 1177 C. -443 D. -16,721

Mathematics