Question: Use the given substitutions to show that the equations are valid for 0 < /2. If x = 2 cos, show that 4x

Use the given substitutions to show that the equations are valid for 0 ≤ θ

If x = 2 cosθ, show that

4x = 2 sin 0.

4x = 2 sin 0.

Step by Step Solution

★★★★★

3.36 Rating (162 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

Given x 2 cos Squaring both sides we get x2 2 cos2 x2 4 cos2 Substituti... 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 Basic Technical Mathematics Questions!

Q:

Use the given substitutions to show that the equations are valid for 0

Q:

Use the given substitutions to show that the equations are valid for 0

Q:

Use the given substitutions to show that the equations are valid for 0

Q:

Use the given substitutions to show that the given equations are valid. In each, 0

Q:

Use the given substitutions to show that the given equations are valid. In each, 0

Q:

Use the given substitutions to show that the given equations are valid. In each, 0

Q:

Use the given substitutions to show that the given equations are valid. In each, 0

Q:

Question 1. 3D Coordinate conformal transformation is frequently used in geodesy and land surveying. The geodetic datum transformation from Hong Kong geodetic coordinates system (ITRF96) to Macao...

Q:

What is the slope of the line through (0, 8) and (0,-1)? If the slope is undefined, type undefined. undefined What is the slope of the line through (6, 0) and (-8,8)? If the slope is undefined, type...

Q:

Using the proof of Theorem 32.11, show that the regular 9-gon is not constructible. Data from Theorem 32.11 Trisecting the angle is impossible; that is, there exists an angle that cannot be trisected...

Q:

Susie Tobias asks your help in constructing a CVP graph. Explain to Susie (a) How the break-even point is plotted, and (b) How the level of activity and dollar sales at the break-even point are...

Q:

Problem 1 (15 points) Troy and Abby Henderson have two dependent children who live with them in Elburn. Troy manages a telemarketing firm from home; Abby is the managing director of a marketing...

Q:

4.46 Find the covariance of the random variables X and Y of Exercise 3.44 on page 125.

Q:

=+a particular issue. For example, responses might be different for weekends and school nights. You may also have to define some terms to make the questions comprehensible to the target audience,...

Q:

By transcribing Table 13.1 with appropriate changes in symbols, generate the multiplication table for the matrices in Eq. (13.65). Table 13.1 A(BC) = (AB)C. (13.65) c a c a a c a c c a a a c c ...

Q:

Verify several of the entries in the multiplication table by matrix multiplication of the matrices in Eq. (13.72). 100 0 10 = E, 00 1 -1/2 -/3/2 0 3 + V3/2 -1/2 0 = A, -1/2 3/2 0 C + -3/2 -1/2 0 = B,...

Q:

Show by matrix multiplication that two matrices with a 2 by 2 block and two 1 by 1 blocks produce another matrix with a 2 by 2 block and two 1 by 1 blocks when multiplied together.

Q:

INSTRUCTIONS: Please read carefully! Failure to follow these instructions will lead to lost points! To receive full credit, the following are required: Numerical answers are correct Journal entries...

Q:

CP8-10-submit 1 n 5 6% 60 0.50% in Canvas (round all answers to the nearest dollar) PV$1 FVS1 PVA FVA 1.338226 4.212364 5.637093 1.348850 51.725561 69.770031 0.747258 0.741372 1. You want to buy a...

Q:

Lavage Rapide owns and operates a large automatic car wash facility near Montreal. The following table provides estimates concerning the company's costs: For example, electricity costs should be $ 1...