# sn2_1 - Math 1432 Notes Week 2 Welcome to week 2 Reminder...

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Math 1432 Notes – Week 2 Welcome to week 2 Reminder – Quizzes 1 and 2 are due June 9 th at midnight. You have 20 attempts at each quiz. There will be amnesty for the final (that’s when I re-open all quizzes a second time) ONLY if 90% of all students have attempted each quiz minimum of 1 time during their original time slot. Quiz calendar located on the online page and course information page. Popper 002 (under EMCF tab) 1. What class is this? a. Math 1432 b. Math 1330 c. Math 2433 d. Art 101 2. Calculate the integral. a) b) c) d) e)

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Review: (from end of sn1 notes) Calculate the following integrals: 1. + + + dx x x x 1 3 3 3 2 2 2. - dx x x sin 2 cos
3. dx x x 2 )) (ln( 4 4. Write the equation of the tangent line to )) sin(ln( x y = at 1 = x

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7.6 Exponential Growth and Decay Many quantities change with a rate proportional to time: ky dt dy = Solving: Ex: Find a function that satisfies y y 2 = and 4 ) 0 ( = y
Applications: Population Growth: kt e P t P ) 0 ( ) ( = Radioactive Decay: kt e A t A ) 0 ( ) ( = if T is the half-life then 2 ln - = kT Compound Interest: rt e A t A ) 0 ( ) ( = Examples 1. A certain species of virulent bacteria is being grown in a culture. It is observed that the

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## This note was uploaded on 07/20/2010 for the course MATH 1432 taught by Professor Morgan during the Summer '08 term at University of Houston.

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sn2_1 - Math 1432 Notes Week 2 Welcome to week 2 Reminder...

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