129
et
SECTION 2.2 TECHNIQUES OF DIFFERENTIATION
ation of the
-
1
48. f(x) = x ++; c = 1
X
=
=
19) f(x) = xVx + x?; c = 4
50. f(x) = (4 – x)x - l; c = 3
=
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BUSINESS AND ECONOMIC APPLIED PROBLEMS
51.) ANNUAL EARNINGS The gross annual earnir
of a certain company were A(t) = 0.17 + 10t +
its formation in 200
a
