### Create a StudySoup account

#### Be part of our community, it's free to join!

Already have a StudySoup account? Login here

# 462 Review Sheet for MA 15300 at Purdue

### View Full Document

## 24

## 0

## Popular in Course

## Popular in Department

This 2 page Class Notes was uploaded by an elite notetaker on Friday February 6, 2015. The Class Notes belongs to a course at Purdue University taught by a professor in Fall. Since its upload, it has received 24 views.

## Similar to Course at Purdue

## Popular in Subject

## Reviews for 462 Review Sheet for MA 15300 at Purdue

### What is Karma?

#### Karma is the currency of StudySoup.

#### You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 02/06/15

Cengage Now Hints for Lesson 11 12 and 13 In general You can visit wwwmathpurdueeduMA 15300 and use the discussion board to post questions andor read responses Josh will be live on that board MWF from 68 pm all semester If you post a question at a different time he will respond as soon as he is able Do not post after 800 pm on a due night and expect an immediate answer He will not help you as a tutor but may provide some hints Please do not expect him to solve things for you In general use Mozilla browser with a PC Internet Explorer can cause technical issues with Cengage Now problems We recommend using an ITAP computer or following the con guration instructions on the Cengage Now homepage If you log in and see a message that says popups are blocked enter Cengage Now anyway That error does not affect your assignments However a current version of Java must be installed for Cengage Now to work properly If the system check detects a Java problem follow the instructions given to correct that You can always view the correct answer to each problem after submitting the assignment Click on view assignment details It will show you what you entered and what the correct answer was If you log back into the assignment you will get a different version of the problems that were not correct Correct problems stay correct and you do not redo them Lesson 1 1 For equations using the quadratic formula you must simply your answer as much as Him possible before entering For example T must be simplified to 3i75 or 1 3i 5 2f 4 To enter a subscript ql for example type q then choose xu from under the log x menu Math hint Remember that all values represent positive quantities so we disregard the negative square root and only use the positive Do NOT rationalize the denominator and you can leave the fraction under one square root 5 It is easier to leave the 12 instead of multiplying both sides by 2 Subtract the s to the right side and use the quadratic formula This is a fairly difficult problem To enter a subscript and an exponent use 2 option under the log x menu Again all values represent positive quantities so disregard the negative square root 7 Math hint When solving the equation one of the answers does not make practical sense to the application problem Choose the solution that does make sense and nd the dimensions of the sheet of paper For example since the length was twice the width if my answer that made sense was 9 the dimensions are 9 by 18 Lesson 12 1 Math hint You will use the quadratic formula to solve for t Round answers to three decimal places 2 b Math hint This equation will factor by trial and error to nd v Remember to disregard the answer that does not make practical sense to the problem 4 and 5 This problem could factor by trial and error but it is probably easier to use the quadratic formula Remember to disregard the answer that does not make practical sense to the problem 7 Math hint Remember that the rate given is mph miles per hour and therefore your answer will be in terms of hours To round to the nearest minute you must multiply your answer by 60 then round to the nearest minute 8 If no pizza box picture shows refer to 71 in the textbook on page 86 for the picture of the pizza box All the numbers you will need are shown online Lesson 13 l2 and 3 Enter the answer in the form ab1 no factoring of common factors Use lower case 1 as the imaginary unit 6 and 7 Math hint Remember to use the conjugate of the denominator Then be sure to write your answer in the form ab1 For example to write in the 1 21 form ab1 I multiply the numerator and denominator by 1 2139 The result is To enter online it must be written as ab1 or 35 651 The same would be true on an exam 8 Math hint Before you FOIL be sure to change the radicals to their imaginary counterparts For example xl l6 is 41 9 Math hint If two imaginary numbers are equal to each other then their real parts have to be equal as do the imaginary parts For example if 2x y l61 10 4y1 then 2x y 10 and 161 4y139 Then you can solve for x and fory solve fory first

### BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.

### You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

## Why people love StudySoup

#### "I was shooting for a perfect 4.0 GPA this semester. Having StudySoup as a study aid was critical to helping me achieve my goal...and I nailed it!"

#### "I used the money I made selling my notes & study guides to pay for spring break in Olympia, Washington...which was Sweet!"

#### "Knowing I can count on the Elite Notetaker in my class allows me to focus on what the professor is saying instead of just scribbling notes the whole time and falling behind."

#### "It's a great way for students to improve their educational experience and it seemed like a product that everybody wants, so all the people participating are winning."

### Refund Policy

#### STUDYSOUP CANCELLATION POLICY

All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email support@studysoup.com

#### STUDYSOUP REFUND POLICY

StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here: support@studysoup.com

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to support@studysoup.com

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.