Question: if alpha + beta = 90o and alpha = 2beta. then find the value of cos^2.alpha + sin^2.beta

if alpha + beta = 90o and alpha = 2beta. then find

if alpha + beta = 90o and alpha = 2beta. then find the value of cos^2.alpha + sin^2.beta

Step by Step Solution

★★★★★

3.40 Rating (147 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

The detailed ... 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 Mathematics Questions!

Q:

If cos. alpha + 2 cos. beta +3 cos. gama =0, sin. alpha + 2 sin. beta +3 sin. gama = 0, prove that (i) cos 3.alpha + 8 cos 33 + 27 cos 3y = 18 cos (a + B + y) (ii) sin 3a + 8 sin 3B + 27 sin 3y = 18...

Q:

Please answer all questions with in less time LEVEL-I (MAIN) Single answer type questions 1. If tane= then sine is 3 4 4. 1) but not 4 but not 4. -3 2) -of 5 3) - or 1 and 0 Answered: 1 week ago

Q:

Find the value of cos 5 + cos 9 + 2 cos cos 13 + .2 2 ..+ cos 81 + cos- 85 . 2 A 23/2 B 21/2 c 25/2 D 21 Q.2 +2, -0.

Q:

Daniel and Karen Chapman have three children, aged 2, 8 and 11 at the end of the year. The 8 year old is blind and therefore qualifies for the disability tax credit. The other two are in good mental...

Q:

When gauging the amount of inequality, why do transitory and life cycle variations in income cause difficulties?

Q:

Hollins, Inc., a manufacturer of computer chips, employs activity-based costing. The budgeted data for each of the activity cost pools is provided below for the year 2014. For 2014, the company had...

Q:

Examine data collection in research using the questions provided.

Q:

Why are accountants so concerned about their organization having an efficient and effective internal control system?

Q:

Seamus Coleman Ltd has sales of $3m, invested capital of $5m and profit of $0.1m. What is the investment turnover for the year? Select one: O 0.6 times 50 times 1.67 times 30 times

Q:

What type of web server is sending packet/frame 280 of the capture? 2. What type of HTTP Status Code is the web server in packet/frame 314 sending? Google the error and provide a quote summarizing...

Q:

Compare and contrast between Search Engines and Search Directories and give an example of each?(50 words or more)

Q:

Lamont Company is a Canadian company that produces electronic switches for the telecommunications industry. Lamont regularly imports component parts from Sousa Ltd . , a supplier located in Mexico,...

Q:

Read the article and pick out a statistical concept from the article that relates to the course material we have covered thus far. Explain how the concept relates to course topics and give an example...

Q:

24. Air Weegotcha overbooks as many as five passengers per flight because some passengers with reservations do not show up for the flight. The airline's records indicate the following probabilities...

Q:

Michelle Walker is the sole owner of Sandhill Vista Park, a public camping ground near the Crater Lake National Recreation Area. Michelle has compiled the following financial information as of...

Q:

The chart of accounts used by Notwist Copy Company is listed below. You are to indicate the proper accounts to be debited and credited for the following transactions. CHART OF ACCOUNTS Cash Accounts...

Q:

The following information for Harry's Hair Salon on the 30/06/2020 is provided. Required: For each of the following; (numbered 1 to 5 below), state the appropriate accounting element/s and state the...

Q:

Rewrite Programming Exercise 7.5 using streams. Display the numbers in increasing order. Data from Programming Exercise 7.5 Write a program that reads in 10 numbers and displays the number of...

Q:

A weather forecasting program gets the daily pre-dictions right about 87% of the time. Assuming each day is independent, what is the expected number of days that will pass until the program gets the...

Q:

Approximately 8.33% of men are colorblind. You randomly survey men from a large population until you find 2 who are colorblind. a. Explain in words what X is in this situation and what values it can...

Q:

Which of the following can be true? If an answer is false, state why it is false a. The graph of fx(x) can have jumps (i.e., can be discontinuous). b. The graph of Fx(x) for discrete random variables...

Q:

For a fixed alternative value m, show that as for either a one-tailed or a two-tailed z test in the case of a normal population distribution with known s.

Q:

Let m denote the mean reaction time to a certain stimulus. For a large-sample z test of versus , find the P-value associated with each of the given values of the z test statistic. a. 1.42 b. .90 c....

Q:

A manufacturer of nickel-hydrogen batteries randomly selects 100 nickel plates for test cells, cycles them a specified number of times, and determines that 14 of the plates have blistered. a. Does...