100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
MAT1581 ASSIGNMENT 2 SEMESTER 2 MEMO PASS 100% GUARANTEED R70,00   Add to cart

Answers

MAT1581 ASSIGNMENT 2 SEMESTER 2 MEMO PASS 100% GUARANTEED

 43 views  0 purchase

MAT1581 ASSIGNMENT 2 SEMESTER 2 2020 SOLUTIONS. THIS IS PERFECT TOOL TO HELP YOU WITH THE FIRST ASSIGNMENT FOR SECOND SEMESTER AND PREPARE FOR THE FINAL EXAMINATION. THE SOLUTIONS HAVE STEP BY STEP CALCULATIONS AND EXPLANATIONS. CONTACT US FOR CATCH UP CLASSES OR VIDEO EXPLANATIONS

Preview 2 out of 5  pages

  • August 13, 2020
  • 5
  • 2020/2021
  • Answers
  • Unknown
  • mat1581
All documents for this subject (64)
avatar-seller
420academy99
MAT1581

SEMESTER 2

2020

ASSIGNMENT 02

MEMO

, Question 1



(3−5𝑗)(2−6𝑗)

2+4𝑗
first multiply the brackets on the numerator

3(2−6𝑗)−5𝑗(2−6𝑗)

2+4𝑗

6−18𝑗−10𝑗+30𝑗 2

2+4𝑗
𝑟𝑒𝑚𝑒𝑚𝑏𝑒𝑟 𝑗 2 = −1

6−28𝑗−30

2+4𝑗

−24−28𝑗
 𝑛𝑜𝑤 𝑚𝑢𝑙𝑡𝑖𝑝𝑙𝑦 𝑏𝑦 𝑡ℎ𝑒 𝑐𝑜𝑛𝑗𝑢𝑔𝑎𝑡𝑒 𝑜𝑓 𝑡ℎ𝑒 𝑑𝑒𝑛𝑜𝑚𝑖𝑛𝑎𝑡𝑜𝑟
2+4𝑗

−24−28𝑗 2−4𝑗
 ×
2+4𝑗 2−4𝑗

2(−24−28𝑗)−4𝑗(−24−28𝑗)

4−16𝑗 2

−48−56𝑗+96𝑗+112𝑗 2

4+16

−48+40𝑗−112

20

−160+40𝑗

20


 −8 + 2𝑗




Question 2

 𝑧 = 8(cos 225° + 𝑗 sin 225°)


3
𝑡ℎ𝑒 3 𝑐𝑢𝑏𝑒 𝑟𝑜𝑜𝑡𝑠 𝑚𝑒𝑎𝑛𝑠 √𝑧

 𝑟 =8; 𝜃 = 225° ; 𝑛=3

 𝐷𝑒 𝑀𝑜𝑖𝑣𝑟𝑒`𝑠 𝑇ℎ𝑒𝑜𝑟𝑒𝑚

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through EFT, credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying this summary from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller 420academy99. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy this summary for R70,00. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

80630 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy summaries for 14 years now

Start selling
R70,00
  • (0)
  Buy now