a. Prove that 4cosh 3 x 3coshx = cosh 3x. b. Hence, solve cosh3x = 5

Question:

a. Prove that 4cosh³x – 3coshx = cosh 3x.

b. Hence, solve cosh3x = 5 coshx.

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

Step by Step Answer:

Related Book For book-img-for-question

Cambridge International AS & A Level Further Mathematics Coursebook

ISBN: 9781108403375

1st Edition

Authors: Lee Mckelvey, Martin Crozier

See More Books

Question Posted: Oct 08, 2021 02:41 AM

See More Questions

Solve 5 coshx - cosh 2x = 3. Leave your answer in exact logarithmic form.
Prove that cosh3x = 4cosh 3 x 3coshx.
Solve mx + b = 3x + 7 for x. Are there any values of b or m for which this has no solution? Solve the above equation for the given variable, treating the other letters as constant parameters.
Determine which sets of vectors are orthogonal. 3 -2 1 3 -1 3 -3 4 3 8 7 0
An economy begins in steady state with an investment rate of 20 percent, a corporate tax rate of 25 percent, a real interest rate of 2 percent, a depreciation rate of 7 percent, and a price of...
Go back to The Gap, Inc., homepage and click on Social Responsibility. 1. Does The Gap, Inc., do anything to ensure its garment workers are treated fairly? If so, why is this important for the...
Tsingtao Companys balance sheet shows a stockholders equity book value (total common equity) of $$800,500.$ The firms earnings per share were $$3.50,$ resulting in a price/earnings ratio of...
Stan Sewell paid $50,000 for a franchise that entitled him to market software programs in the countries of the European Union. Sewell intended to sell individual franchises for the major language...
7. A vertical spring is fixed to one of its end and a massless plank fitted to the other end. A block is released from a height has shown. Spring is in relaxed position. Then choose the correct...
A pet store currently uses a legacy flat file system to store all of its information. The owner of the store, Peter Corona, wants to implement a Web-enabled database application. This would enable...
Sketch the graph of y = |2 + 1/2 coth(x + 1)|. Write all solutions in exact form unless otherwise stated.
Sketch the graph of y = 4 - cosech(x - 2). Write all solutions in exact form unless otherwise stated.
Match each of the following forms of business organization(1) proprietorship, (2) partnership, (3) public corporation, or (4) private corporationwith the set of characteristics that best describes...
1. Retail Store sends out an email to all of its customers stating, Free tote bag and 30% off everything that fits in it, to the first 50 customers! Is this an offer or just an advertisement? What...
How does Apple's Daily Working Capital (DWC) compare to competitors such as HP, Microsoft, and Samsung? Why is comparing this ratio to the industry average important? Explain how a well-managed...
(a) What is an electric field? (b) What are electric field lines? (c) How does the electric field lines of a positive charge differ from that of a negative charge?
Consider a two-year maturity inverse floating-rate bond. Its coupon reset formula is 10%o-libor. Its discount rate is LIBOR+2%. Now it is at t=0 (this bond was just issued). The current LIBOR is 3%...
Provide an overview of the key metrics NPV, IRR, MIRR, PI, and Paybacks. How are they used and which metrics are better under what conditions? What is the difference between using these metrics on...
What is the minimum speed with which a meteor strikes the top of the Earth's stratosphere (about 40 km above Earth's surface), assuming that the meteor begins as a bit of interplanetary debris far...
To balance the chemical equation SiH3 + O2 SiO2 + HO, you could introduce coefficients a, b, c, d and write aSiH3 + bO2 cSiO + dHO then write linear equations for each element. The equation for Si...
The power (energy per unit time) radiated by a blackbody per unit area of surface expressed in units of W m 2 is given by P = T 4 with = 5.67 10 8 W m 2 K 4 . The radius of the sun is 7.00 10 5...
The work function of palladium is 5.22 eV. What is the minimum frequency of light required to observe the photoelectric effect on Pd? If light with a 200. nm wavelength is absorbed by the surface,...
Assume that water absorbs light of wavelength 4.20 10 6 m with 100% efficiency. How many photons are required to heat 5.75 g of water by 1.00 K? The heat capacity of water is 75.3 J mol 1 K 1 .
Answer the following questions, ensuring that you show all of your working and reasoning so that your calculations can be followed and understood. Give your answers to appropriate accuracy. a. Two...
Constants and information that you may need: Drag force = Cd0.5pu Af Universal gas constant, R = 8.3143 x 103 J/kmol-K. Solid propellant burning rate, r = = ap Steady state solid propulsion...
Constants and information that you may need: Drag force = Cd0.5pu Af Universal gas constant, R = 8.3143 x 103 J/kmol-K. Solid propellant burning rate, r = = ap Steady state solid propulsion...

a. Prove that 4cosh 3 x 3coshx = cosh 3x. b. Hence, solve cosh3x = 5

Question:

Step by Step Answer:

Cambridge International AS & A Level Further Mathematics Coursebook

Students also viewed these Sciences questions