For this exercise, round all regression parameters to three decimal places.The table below shows the average cost C, in dollars, of chemistry and physics periodicals t years after 1980. (b) Plot the data and the exponential model.15001000NU500202515001000500C150010005005510101515ر202515001000500551010151520202525(c) What was the yearly percentage growth rate of the cost of chemistry and physics periodicals? (Use the model found in part (a). Round your answer to one decimal place.)%(d) If this exponential trend continues, what will be the expected average cost of physics and chemistry periodicals in 2023? Round your answer to the nearest dollar. (Use the model found in part (a).)$ The table below shows the average cost C, in dollars, of chemistry and physics periodicals t years after 1980.t = years since 1980C = cost in dollars014025051041015780201300221520(a) Make an exponential model of C as a function of t.O c = 191.584 x 1.864Oc= 87.324 x 0.527tO c = 95.486 x 0.987*O c = 141.894 x 1.116tO c = 121.987 × 1.054*

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The table below shows the average cost C, in dollars, of chemistry and physics periodicals t years after 1980. t = years since 1980 C = cost in dollars 0 140 250 5 10 410 15 780 20 1300 22 1520 (a) Make an exponential model of C as a function of t. O c = 191.584 x 1.864 Oc= 87.324 x 0.527t O c = 95.486 x 0.987* O c = 141.894 x 1.116t O c = 121.987 × 1.054*

The table below shows the average cost C, in dollars, of chemistry and physics periodicals t years after 1980. t = years since 1980 C = cost in dollars 0 140 250 5 10 410 15 780 20 1300 22 1520 (a) Make an exponential model of C as a function of t. O c = 191.584 x 1.864 Oc= 87.324 x 0.527t O c = 95.486 x 0.987* O c = 141.894 x 1.116t O c = 121.987 × 1.054*

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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