i. Sketch, on a single diagram, the graphs of y = cos 2 and ii. Write down
Question:
i. Sketch, on a single diagram, the graphs of y = cos 2θ and
ii. Write down the number of roots of the equation 2cos2θ − 1 = 0 in the interval 0 ≤ θ≤ 2π.
iii. Deduce the number of roots of the equation 2cos2θ − 1 = 0 in the interval 10π ≤ θ ≤ 20π.
Transcribed Image Text:
y = 2 for 0 ≤ 0 < 2n.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 80% (5 reviews)
i Here is the sketch of the graphs of y cos 2 and y 12 on the same diagram The g...View the full answer
Answered By
Mary Boke
I have teached the student upto class 12th as well as my fellow mates.I have a good command in engineering,maths and science.I scored 90+ marks in 10th and 12th in maths.
0.00
0 Reviews
10+ Question Solved
Related Book For
Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook
ISBN: 9781108407144
1st Edition
Authors: Sue Pemberton, Julian Gilbey
Question Posted:
Students also viewed these Mathematics questions
-
A manufacturer of liquid soaps wants to estimate the proportion of individuals using liquid soaps as opposed to bar soaps. Prior estimates of the proportions are listed below. a. For the various...
-
Using production and geological data, the management of an oil company estimates that oil will be pumped from a producing field at a rate given by where R(t) is the rate of production (in thousands...
-
The figure shows the graphs of y = sin 96x and y = sin 2x as displayed by a TI-83 graphing calculator. The first graph is inaccurate. Explain why the two graphs appear identical. 2 y = sin 96x y= sin...
-
What type of isomers are exhibited by [Fe(en) 3 ]Cl 2 (en = ethane-1,2-diamine)? no isomers are possible. cis and trans isomers fac and mer isomers optical isomers
-
Many companies hold significant amounts of excess cash, that is, cash above the amount required for day-to-day operations. Does including excess cash as part of invested capital distort the ROIC...
-
A low-power laser used in a physics lab might have a power of 0.50 mW and a beam diameter of 3.0 mm. Calculate (a) The average light intensity of the laser beam, and (b) Compare it to the intensity...
-
A transmitter has an exponential life distribution with a failure rate of \(\alpha=0.00025\) failures per hour. (a) What is the probability that the transmitter will fail during the first 400 hours...
-
Topez Company was started on January 1, 2014. During 2014, the company experienced the following three accounting events: (1) earned cash revenues of $14,500, (2) paid cash expenses of $9,200, and...
-
Saxbury Corporation's relevant range of activity is 3,000 units to 7,000 units. When it produces and sells 4,800 units, its average costs per unit are as follows: Direct materials Direct labor...
-
Below is two years of quarterly data for Norwegian Elkhound Ltd. What was Norwegian Elkhounds YoY Change in Accounts Receivable for Q4 of This Year? Fiscal Quarter Revenue Accounts Receivable Last...
-
Solve the equation 2 cos 2 x = 5sin x 1 for 0 x 360.
-
Solve 4sin(2x + 0.3) 5 cos(2x + 0.3) = 0 for 0 x .
-
What do you think were the 8 to 10 most important nonfinancial resources that the founders of InstyMeds, the subject of the You Be the VC 3.1 feature, needed to have in place before they launched...
-
Gold Star Rice, Limited, of Thailand exports Thai rice throughout Asia. The company grows three varieties of rice-White, Fragrant, and Loonzain. Budgeted sales by product and in total for the coming...
-
Suppose you observe the situation in the table below. What is the expected return of a portfolio with 40% stock A and 60% stock B? Return if State Occurs State of Economy Probability of State Stock A...
-
When doing a marketing strategy assignment should i include the three levels of product at the end of my product strategy section? and if so how do i create one in word document?
-
A molecular cloud has a density of 3 x 1 0 ^ 5 particles per cubic centimeter, and a temperature of 3 8 K . What is the minimum mass of this cloud that could collapse into a star?
-
Myers, who is single, reports compensation income of $77,400 in 2023. He is an active participant in his employer's qualified retirement plan. Myers contributes $6,500 to a traditional IRA. Click...
-
There are two consumers on the market: Jim and Donna. Jim's utility function is U(x, y) = xy, with associated marginal utility functions MUx = y and MUy = x. Donna's utility function is U(x,y) = x2y,...
-
Determine two different Hamilton circuits in each of the following graphs. A B F G
-
What is the posterior probability that the mother is a current smoker if the child has asthma? Suppose, alternatively, that if the father is a current smoker, then the probability that the mother is...
-
Answer Problem 3.58 if the child does not have asthma? Suppose, alternatively, that if the father is a current smoker, then the probability that the mother is a current smoker is .6; whereas if the...
-
Answer Problem 3.59 if the child does not have asthma? Suppose, alternatively, that if the father is a current smoker, then the probability that the mother is a current smoker is .6; whereas if the...
-
Harbor Images has collected the following cost data for various levels of activity: Month August September October November Required: Images Created 6,000 7,750 8,100 4,500 Total Cost $ 5,700 6,320...
-
Nittany Company uses a periodic inventory system. At the end of the annual accounting period, December 31 of the current year, the accounting records provided the following information for product 1:...
-
Durban Metal Products, Limited, of the Republic of South Africa makes specialty metal parts used in applications ranging from the cutting edges of bulldozer blades to replacement parts for Land...
Study smarter with the SolutionInn App