Question: Expand and simplify cos(x + 30).

Expand and simplify cos(x + 30°).

Step by Step Solution

★★★★★

3.37 Rating (153 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

To expand and simplify cosx 30 we can use the trigonomet... View full answer

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 Cambridge International AS & A Level Mathematics Probability & Statistics Questions!

Q:

Simplify and check using a graphing calculator (sin x + cos x) 2 - sin 2x

Q:

Simplify each fraction. 1. 18x3y3 / 9x3z 2. 154b5 / 303b 3. x - 3y / 3x - 9y 4. x2 - 6x + 8 / x2 - 16

Q:

Expand x4 - 3x3 + 2x2 + x - 2 in a Taylor polynomial of order 4 based at 1 and show that R4(x) = 0 for all x?

Q:

Un Cor M Inb Vec Vec Poli M Inb> Dor 64-1 14 X Mat Adc SOL 5ww *Log G use X C webassign.net/web/Student/Assignment-Responses/last?dep=29427247 ASUS E-Service uri Redstorm | Daum... DETAILS IT NOTES...

Q:

3. [-/2.5 Points] DETAILS SPRECALC7 7.1.036. MY NOTES ASK YOUR TEACHER Verify the identity. cos (v) = csc(v) - sin(v) sin(v) Begin by rewriting the given expression in terms of sine only. Then,...

Q:

12 pts Question 4 One possible way to simplify cos x + cos' c . tan r is shown. Choose the correct substitution in each of the steps below. Simplify: cos' x + cos' r . tan' r Step 1: cos? r ( A +...

Q:

1. Emily places a loading ramp next to her truck. The height of the ramp is 7 feet, and an inclined portion of the ramp is 23 feet long. What angle does the ramp make with the ground? Round the...

Q:

MPM 2DO Unit 3 - Assignment Name: Friday, April 1 st , 2022 50 PART A: Write only your final answer in the space provided. 1 mark each. [15 marks] 1. What is the degree of each polynomial? a. 523 +...

Q:

QUESTION 16 Simplify: (cos x) (csc x) (tan x) = O A. sin x cos x O B. 1 OC.2 OD. sin2 x cos x QUESTION 17 Use the Elimination method to solve the system x 2 - 2y = - 1 x2 + 5y = 34 The two solutions...

Q:

Need help as soon as possible solving questions 7, 9, 10, and 12 in the first image, and just number 7 in the second image. 7. Determine the equation of the transformed y = x* function that has an...

Q:

Texaco Oil's 10 percent coupon bonds are selling at 109 3/8. Exactly 14 years remain to maturity. Determine the a. Current yield b. Yield to maturity

Q:

For the conditions of Exercise 7 and the data in Table 11.1, carry out a test of the following hypotheses: H0: 1 = 2 = 0, H1: The hypothesis H0 is not true.

Q:

An investor agreed to sell a retail store 5 years from now to the tenant who currently rents the space. The tenant will continue to pay $ 2 0 , 0 0 0 rent at the end of each year including year five...

Q:

Develop a Work Breakdown Structure for your project based on the identified goals from the first assignment. Provide a detailed assessment of the various components of the project, going down through...

Q:

A student wishes to approximate the distribution of X ~B(240, p) by a continuous random variable Y that has a normal distribution. a. Find the values of p for which: i. Approximating X by Y can be...

Q:

A fair eight-sided die is numbered 2, 2, 3, 3, 3, 4, 5 and 6. The die is rolled up to and including the roll on which the first 2 is obtained. Let X represent the number of times the die is rolled....

Q:

The ratio of adult males to adult females living in a certain town is 17 :18, and 2/9 of these adults, independent of gender, do not have a driving license. a. Show that the probability that a...

Q:

Janet Still is graduating from UPENN on May 2 9 , 2 0 1 3 and got a job offer from Athena as an analyst. She had to choose one of two compensation packages. a ) A base salary of 1 2 0 0 0 0 + cash...

Q:

Green Submarine has a project with the following cash flows: The discounting rate is 6 percent and the reinvestment rate is 8 percent. What is the MIRR for this project using the combination...

Q:

P Presented below are data for Bandkok Corp.