Computer Scales An office supply firm finds that the number of laptop computers sold in year x is given approximately by the function f ( x ) = 150 + 2 x + x 2 , where x = 0 corresponds to 2015 . What does f ( 0 ) represent? Find the number of laptop sold in 2020 .
Computer Scales An office supply firm finds that the number of laptop computers sold in year x is given approximately by the function f ( x ) = 150 + 2 x + x 2 , where x = 0 corresponds to 2015 . What does f ( 0 ) represent? Find the number of laptop sold in 2020 .
Computer Scales An office supply firm finds that the number of laptop computers sold in year
x
is given approximately by the function
f
(
x
)
=
150
+
2
x
+
x
2
, where
x
=
0
Use the properties of logarithms, given that In(2) = 0.6931 and In(3) = 1.0986, to approximate the logarithm. Use a calculator to confirm your approximations. (Round your answers to four decimal places.)
(a) In(0.75)
(b) In(24)
(c) In(18)
1
(d) In
≈
2
72
Find the indefinite integral. (Remember the constant of integration.)
√tan(8x)
tan(8x) sec²(8x) dx
Elementary and Intermediate Algebra: Concepts and Applications (7th Edition)
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