Prove (a) cosh 2 x sinh 2 x = 1 (b) 1 tanh 2 x
Question:
Prove
(a) cosh2x – sinh2x = 1
(b) 1 – tanh2x = sech2x.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 80% (5 reviews)
a b We start with the identity pro...View the full answer
Answered By
JAPHETH KOGEI
Hi there. I'm here to assist you to score the highest marks on your assignments and homework. My areas of specialisation are:
Auditing, Financial Accounting, Macroeconomics, Monetary-economics, Business-administration, Advanced-accounting, Corporate Finance, Professional-accounting-ethics, Corporate governance, Financial-risk-analysis, Financial-budgeting, Corporate-social-responsibility, Statistics, Business management, logic, Critical thinking,
So, I look forward to helping you solve your academic problem.
I enjoy teaching and tutoring university and high school students. During my free time, I also read books on motivation, leadership, comedy, emotional intelligence, critical thinking, nature, human nature, innovation, persuasion, performance, negotiations, goals, power, time management, wealth, debates, sales, and finance. Additionally, I am a panellist on an FM radio program on Sunday mornings where we discuss current affairs.
I travel three times a year either to the USA, Europe and around Africa.
As a university student in the USA, I enjoyed interacting with people from different cultures and ethnic groups. Together with friends, we travelled widely in the USA and in Europe (UK, France, Denmark, Germany, Turkey, etc).
So, I look forward to tutoring you. I believe that it will be exciting to meet them.
3.00+
2+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Mathematics questions
-
In problems, find Dxy. (a) y = sinh2x (b) y = cosh2x (c) y = 5sinh2x (d) y = cosh3x (e) y = cosh (3x + 1)
-
A compare-exchange operation on two array elements A[i] and A[j], where i < j, has the form COMPARE-EXCHANGE (A, i, j) 1 If A[i] > A[j] 2 exchange A[i] with A[j] After the compare-exchange operation,...
-
The Aggie Watch Corporation manufactures watches on a conveyor belt with 6 stations. One worker stands at each station and performs the following tasks: a . Where in the process is the bottleneck? b...
-
In Exercises find the second derivative of the function. f(x) = x sin x
-
Former employees of the Castaways Hotel in Las Vegas sued to recover unpaid wages they lost when the hotel-casino filed for bankruptcy. They sued several former high-level mangers at Castaways. The...
-
Steve and Jim formed a partnership on January 1 with cash contributions of $600,000 and $400,000, respectively. The partners agree to share profits and losses equally. The partnership immediately...
-
P5-10 (Revenue recognition, cost expiration, and cashflows)
-
Journalize the following transactions that occurred in September 2015 for Aquamarines. No explanations are needed. Identify each accounts payable and accounts receivable with the vendor or customer...
-
please help me!!! Sarajaco Co. has two operating (production) departments supported by a number of service departments. The following information was collected for a recent period: Direct Costs...
-
Differentiate y = x 2 sin x.
-
Air is being pumped into a spherical balloon so that its volume increases at a rate of 100 cm 3 /s. How fast is the radius of the balloon increasing when the diameter is 50 cm?
-
Let f(x) = 6x 2 - 2 and g(x) = x 2 - 2x + to find the following values. g(r + h)
-
Ja-San Company was started on January 1,2007, when the owners invested \($160,000\) cash in the business. During 2007, the company earned cash revenues of \($90,000\) and incurred cash expenses of...
-
Write a program using the programming language of your choice to implement the representation you designed for Review Question 3.3. Have your program solve the problem, and have it show on the screen...
-
All the lenses in Figure P33.98 are surrounded by air. Which of the lenses are converging, and which are diverging? Data from Figure P33.98 A B C D E F )(II)
-
Change the Growth and GrowthDriver classes described in the Improved Accuracy and Efficiency. Using a Step-with-Midpoint Algorithm subsection. Run your modified program with these inputs: For your...
-
For the three-element series circuit in Fig. 9-39, (a) Find the current I; (b) Find the voltage across each impedance and construct the voltage phasor diagram which shows that V 1 + V 2 + V 3 = 100 0...
-
(a) List all the derangements of 1, 2, 3, 4, 5 where the first three numbers are 1, 2, and 3, in some order. (b) List all the derangements of 1, 2, 3, 4, 5, 6 where the first three numbers are 1, 2,...
-
Assume a simple Keynesian depression economy with a multiplier of 4 and an initial equilibrium income of $3,000. Saving and investment equal $400, and assume full employment income is $4,000. a. What...
-
Evaluate the limit using the Basic Limit Laws and the limits 1. 3. 5. lim xp/q-Cp/q and lim k = k. im x lim x4 lim t
-
Evaluate the limit assuming that 27. 29. lim f(x) 3 and limg(x)1. lim fax)g() lim (x)
-
Evaluate the limit assuming that 27. 29. lim f(x) 3 and limg(x)1. lim fax)g() lim (x)
-
what is excluded from income even when cancellation of debt income must be recognized?
-
1. Explain globalization. 2. in what ways has globalization help the united state? How has the globalization hurt the United States 3. take an emerging market economy like jamaica, the dominican...
-
1. Annual wage: $54,500. If to contribute to company 401(k) plan per biweekly paycheck. What is the effect of the pre-tax deduction regarding the contributions listed below, a) $50 per paycheck b) 5%...
Study smarter with the SolutionInn App