Question: Evaluate: tan 15 . tan 25 , tan 60 . tan 65 . tan 75 tan 30.

Evaluate: tan 15° . tan 25° , tan 60° . tan 65° . tan 75° – tan 30°.

Step by Step Solution

★★★★★

3.30 Rating (147 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

The detailed answer for the a... 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:

A researcher wanted to find out if there was difference between older movie goers and younger movie goers with respect to their estimates of a successful actors income. The researcher first...

Q:

tan tan - 5 6 Find the expression that is equivalent to 1 + tan - tan 5 6 Choose the correct answer below. O A. tan 5 tan 6 O B. tan 15 19x O C. tan 30 29 O D. tan 30

Q:

Compute the expected number of cars arriving in Problem 14-15 using the expected value formula. Compare this with the results obtained in the simulation. Problem 14-15 The number of cars arriving per...

Q:

Exercise Set 6.1: Sum and Difference Formulas Simplify each of the following expressions. 1. sin ( x ) 2. 3 cos x + 2 3. cos x 2 4. sin ( + x ) 5. sin 60 + sin 60 + 6. cos 60 + cos 60 + 7. cos x +...

Q:

Math 1330 Precalculus Electronic Homework (EHW 3) Sections 4.1, 4.2 Work the following problems and choose the correct answer. The problems that refer to the Textbook may be found at www.casa.uh.edu...

Q:

pleaseee answer all of thesee and show the formulas Data Window Help WD Thu May 12 3:52 PM Excel File Edit View Insert Format Tools AutoSave AO A my ... Home Insert Draw Page Layout Formulas Data OFF...

Q:

Please fully answer the following questions about the case in your report: Summarize and discuss the core issue in the case. Do not repeat the entire case details but only pertinent information at...

Q:

As you review these studies, think about the differences in the study designs and approach to answering their respective research questions. Think about the strengths and limitations of each design....

Q:

Excelsior College PBH 321 CRITICAL EYE ON RESEARCH IN EPIDEMIOLOGY By the end of this activity, you will be able to illustrate the purposes, designs, weaknesses, and relevance of a randomized drug...

Q:

4.1 Special Right Triangles and Trigonometric Ratios Chapter 4 Trigonometric Functions Section 4.1: Special Right Triangles and Trigonometric Ratios Special Right Triangles Trigonometric Ratios...

Q:

void correctfield( char* fld, char* corrected ) This function must correct a field that is not a phone number.Doing this in-place is unpleasant, so we copy the field tocorrected while correcting it....

Q:

In this problem, we will use a more standard form of the CES utility function to derive indirect utility and expenditure functions. Suppose utility is given by b. Show that the function derived in...

Q:

Evaluate the improper integral or show that it diverges. 0 7 d x ( 1 5 - 3 x ) 1 5 Select the correct choice and, if necessary, fill in the answer box to complete your choice. A . The improper...

Q:

A university knows from historical data that 25% of students in an introductory statistics class withdraw before completing the class. Assume that 16 students have registered for the course. What is...

Q:

Determine the transfer function for the block diagram shown in fig using mason's gain formula

Q:

The area of triangle BCD is one third the area of triangle ABC as shown. BD = 3 and AC = 10. Find the area of triangle ACD. A 308 D C

Q:

Alpha purchased all shares of 100 million pounds of Beta. The terms of sale agreement included exchange of 3 shares of alpha for 2 shares of beta. On 1 apr 2012, Market value of alhpha's shares was...

Q:

Which of the following term describes the conduct of a tortfeasor who is liable for intentional inflection of emotional distress a outrageous be unconscionable sees severe D outrageous and unstable,...

Q:

Johnson and Kiviniemi (2009) designed a study to investigate the effect of online chapter quizzes on exam performance in a social psychology course. The online quizzes were completed by all students...

Q:

The national norms for youth fitness tests are available on a website, http://www.exrx.net/Testing/YouthNorms.html. Lets say that a physical education teacher wants to test null hypotheses related to...

Q:

A small college reports that 55% of the student athletes on its campus are females. The college also says that 32% of its athletes are on a basketball team and 23% of its athletes are tennis players....

Q:

Guatemala represents a small part of the world poultry market, and is fully open to trade. Suppose a $0.10/kg tariff is imposed on poultry imports. Based on Figure 17P-2, answer the following. a....

Q:

Guatemala represents a small part of the world poultry market. Based on Figure 17P-2, answer the following. a. Calculate producer and consumer surplus in autarky. b. Assume that the world price of...

Q:

The United States wheat market is shown in Figure 17P-3. a. How many bushels of wheat should be allowed under an import quota in order to increase the world price from $4 to $5 per bushel? b. Graph...