Question: how to write the answer of this question? (3 marks) This question has two parts. Please scroll all the way to the bottom of the

how to write the answer of this question?

(3 marks) This question has two parts. Please scroll all the way to the bottom of the page. For ease of typing in the question, you may use the following abbreviations in your answers: c = cos x, s = sin x and t = tan x. i) Use de Moivre's theorem to show that cos 4x = cost x - 6 cosa sin a + sin x. Please show all relevant steps of working (this should take you about 5 lines). Q E +4 #9 A - A- Ix BIUS X X ICE Words: 0ii) Hence write 1331142: in terms of tan in. Please show all relevant steps of working (this should take you about 4 lines). El 9 Eflll

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Valuing an Entity to Shareholders with Buy-Manage-Sell Model Introduction Company ZED is a profitable, operating in steady state forever Despite this, the economy is in recession, which has depressed...

Hello talented tutors, Could you help me with these questions? This Forum Post assignment has two parts. Please label your response "Part 1" and "Part 2" Part 1: Reflecting on learning so far So far,...

4:08: 4. The total marks for this paper is 50 marks 5. Please ensure that you number your questions correctly. 6. Where questions have multiple parts, all parts must be answered. 7. Start the...

seventh pages Chapter 3 Curve Sketching How much metal would be required to make a 400-mL soup can? What is the least amount of cardboard needed to build a box that holds 3000 cm3 of cereal? The...

Hi there! Please give me the full hand written answer of this question. (Also attach a picture of your code please) And make sure to answer all of its parts. I have given 3 examples in my last 2...

Hi there! Please give me the full hand written answer of this question. (Also attach a picture of your code please) And make sure to answer all of its parts. Please Solve it only if you're sure that...

I need help with this question, struggling with part d of Question 1 and not sure about my following answers for Question 2. Want to see if what I have done for the other parts are correct. EXCEL...

Link to Data required for questions: https://1drv.ms/x/s!AmBKsnf4PUSthDxXcCZPk_X1XCFE?e=DqizQE I need help with this question, struggling with part d of Question 1 and not sure about my following...

please answer 3.1 and 3.2 Question 3 (Marks: 15) The belief that we can spend our way out of low growth is inconsistent with the best available empirical evidence and ignores South Africa's recent...

This is the main part of your assignment. It is based on your analysis of a case study and interpretation of trends in data about economic indicators. Question 2 is based on a case study. Start by...

The estimator of q in Exercise 21. Write down the equations that would express the fact that the above estimator is unbiased.

In corn, genes for tassel length (alleles T and t) and rust resistance (alleles R and r) are known to be on separate chromosomes, and all combinations of alleles are equally viable. A breeder crossed...

The net profit percentage is the ratio of before tax profit to net sales. It reveals the profit after all costs of production, administration and financing have been deducted from sales. True or...

Goldfarb's Book and Music Store has two servicedepartments, Warehouse and Data Center. Warehouse Department costs of$320,000 are allocated on the basis of budgeted warehouseminus hours. Data Center...