17. The amount of germs in a certain culture increases at a rateproportional to the number present. If the amount of germsdoubles every year, how many years will the number of germstripple?ONCS22.A. 1.952C. 2.568B. 4.214 919W zgniblori D. 1.58518. A surveyor, standing S 65° W of a tower measures the angle ofelevation of the top of the tower as 46° 30'. From a position S67° E from the tower the elevation of the top is 37°15'.Determine the height of the tower if the distance between thetwo observations is 75 m.A. 32.5 mC. 36.2 mD. 43.5 m88B. 39.7 m19. A spherical balloon is inflated with helium at the rate of 100mft³/min. How fast is the surface area increasing (in ft2/min) atthe instant the radius is 5 ft?A. 30TC. 50TB. 40TD. 45%indiof the

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Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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17. The amount of germs in a certain culture increases at a rate proportional to the number present. If the amount of germs doubles every year, how many years will the number of germs tripple? A. 1.952 22.48:1 C. 2.568 DE: B. 4.214 zgniblori D. 1.585 vd bein