By substituting A = P and B = Q into the addition formula for sin (A +

Question:

By substituting A = P and B = −Q into the addition formula for sin (A + B), show that sin (P − Q) ≡ sin P cos Q − cos P sin Q.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

ISBN: 9781292183404

1st Edition

Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran

See More Books

Question Posted: Aug 11, 2023 07:12 AM

In Problems 1520 establish each identity. sin (a + 3) tana + tan 3 cos a cos
(a) By differentiating the double-angle formula cos 2x = cos 2 x - sin 2 x obtain the double-angle formula for the sine function. (b) By differentiating the addition formula sin (x + a) = sin x cos a...
Use the formula in Exercise 89 to prove the addition formula for cosine. cos( ) = cos cos + sin sin
Paige buys a tool shed priced at $5990, but pays $6289.50 with tax. What is the tax rate where Paige lives?
Victoria Oilfield Equipment is a supplier of drilling equipment for oil and gas exploration. Its headquarters is located near Houston, Texas. The company has seven offices and warehousing facilities...
A company has a single zero coupon bond outstanding that matures in 10 years with a face value of 30 million. The current value of the companys assets is 22 million, and the standard deviation of the...
The Tamil Nadu Transport Corporation must use (a) job costing (b) contract costing (c) process costing (d) operating costing
When a flammable liquid (such as gasoline or charcoal lighter fluid) ignites, it is not the liquid itself that burns: what actually happens is that the liquid vaporizes and the resulting airvapor...
[8] 2. a) There is divergence between financial profits and cost profits. Discuss reasons for this divergence with the help of suitable example. b) The inventory data information related to Edible...
Use the expansion of tan (A + B) to express tan 2A in terms of tan A.
a. Solve the equation cos cos 30 sin sin 30 = 0.5, for 0 360. b. Hence write down, in the same interval, the solutions of 3 cos sin = 1.
The following data were taken from McClean Companys balance sheet: a. Compute the ratio of liabilities to owners equity. b. Has the creditors risk increased or decreased from December 31, 20Y5, to...
Compare the alternatives that Bergerac is considering for its decision. Include: Comparison of make versus buy option in the type of operation that Bergerac is looking to integrate. You do not need...
Let A, B, C and D be non-zero digits, such that CD is a two-digit positive integer. BCD is a three-digit positive integer generated by the digits B, C and D. ABCD is a four-digit positive integer...
1.) An aluminum tube is clamped with rigid plates using four bolts as shown. The nut on each bolt is tightened one turn from 'snug'. The thickness of the plate may be considered insignificant in this...
4.21 Case Study Competency IV.1RM Determine diagnosis and procedure codes and groupings according to official guidelines. Competency IV.1 Validate assignment of diagnostic and procedural codes and...
W.E.B Dubois taught the book called "The State" to his students at Atlanta University. Who wrote this book
Highland Clothing purchased land, paying $96,000 cash and signing a $300,000 note payable. In addition, Highland paid delinquent property tax of $1,100, title insurance costing $600, and $4,600 to...
After graduating from college and working a few years at a small technology firm. Preet scored a high-level job in the logistics department at Amex Corporation. Amex sells high-quality electronic...
What test can be used to assess whether mean serum retinol has increased over 3 years among subjects in the vitamin A group? Ophthalmology A 5-year study among 601 participants with retinitis...
Can the test be implemented based on the data just presented? Why or why not? If yes, implement the test and report a two-tailed p-value? Ophthalmology A 5-year study among 601 participants with...
One assumption of the test in Problem 10.68 is that the distribution of serum retinol is approximately normal. To verify this assumption, the investigators obtained a frequency distribution of serum...
When credit terms for a sale are 2/15, n/40, the customer saves by paying early. What percent (rounded) would this savings amount to on an annual basis
An industrial robot that is depreciated by the MACRS method has B = $60,000 and a 5-year depreciable life. If the depreciation charge in year 3 is $8,640, the salvage value that was used in the...
What determines a firm's beta? Should firm management make changes to its beta? Be sure to consider the implications for the firm's investors using CAPM.

By substituting A = P and B = Q into the addition formula for sin (A +

Question:

Step by Step Answer:

sin A B sin A cosB cos A ...View the full answer

Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

Students also viewed these Mathematics questions