(a) Determine which of the following does NOT describe an exponential function. O The strength of a beam is three times the square of its thickness. O Each week, the price of a share of stock is cut in half. O Every second, the concentration of a chemical increases by a factor of two. The volume of a cube decreases by five percent per minute. O The intensity of light is proportional to an exponential function. (b) Suppose the value of a painting is Vo dollars in 2020 and will double each year. Which of the following expressions represents the value of the painting in 2027. O 2Vo O 200V O 129 + Vo O 128 + Vo O 128V0 O 129V0 (c) A graph of a function y = a(bx) passes through (0, 9) and (6, 27). Determine the exact value of b. Ob = √√6 Ob= 3 18 6 Ob= Ob=3 b = 18 Ob = √3
(a) Determine which of the following does NOT describe an exponential function. O The strength of a beam is three times the square of its thickness. O Each week, the price of a share of stock is cut in half. O Every second, the concentration of a chemical increases by a factor of two. The volume of a cube decreases by five percent per minute. O The intensity of light is proportional to an exponential function. (b) Suppose the value of a painting is Vo dollars in 2020 and will double each year. Which of the following expressions represents the value of the painting in 2027. O 2Vo O 200V O 129 + Vo O 128 + Vo O 128V0 O 129V0 (c) A graph of a function y = a(bx) passes through (0, 9) and (6, 27). Determine the exact value of b. Ob = √√6 Ob= 3 18 6 Ob= Ob=3 b = 18 Ob = √3
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:The following parts are not related to each other.
(a) Determine which of the following does NOT describe an exponential function.
O The strength of a beam is three times the square of its thickness.
O Each week, the price of a share of stock is cut in half.
O Every second, the concentration of a chemical increases by a factor of two.
O The volume of a cube decreases by five percent per minute.
O The intensity of light is proportional to an exponential function.
(b) Suppose the value of a painting is Vo dollars in 2020 and will double each year.
Which of the following expressions represents the value of the painting in 2027.
O 2V0
O 200Vo
O 129 + Vo
O 128 + Vo
O 128V0
O 129V
(c) A graph of a function y = a(bx) passes through (0, 9) and (6, 27).
Determine the exact value of b.
= √√6
Ob = √3
18
6
Ob=
Ob=
Ob=3
Ob = 18
Ob = √√3
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