Find the exact value of each of the following. a. sin30cos 60 b. sin 2 45 c.
Question:
Find the exact value of each of the following.
a. sin30°cos 60°
b. sin245°
c. sin45° + cos 30°
d.
e.
f.
Transcribed Image Text:
sin 60° sin 30°
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 71% (7 reviews)
a Using the identity sin 2 2sin cos we have sin 30 cos 60 1...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
-
Use the figure to describe the following. EDF BDC B D A E F
-
Find the exact value of each expression. a. b. c. d. -14 sin sin sin(sn(-3) sin sin cos (cos (-45))
-
Find the exact value of each expression. 35. (a) log: 64 (b) log, (b) In e 36. (a) logs2 37. (a) logo 1.25 + logio 80 (b) logs 10 + logs 20 3 logs 2 38. (a) 20g:3+log: 5) (b) e3a2
-
This exercise investigates the way in which conditional independence relationships affect the amount of information needed for probabilistic calculations. a. Suppose we wish to calculate P (he1, e2)...
-
Explain the difference between ROICs excluding and ROICs including goodwill for U.S. companies: what does this difference imply and why has it increased so much over the past decade?
-
What is the length of life of the typical demand curve? Illustrate your answer.
-
The Arcadia Company is contemplating a large capital investment of \($32\) million in new productionline equipment, which is expected to have a useful life of six years, a residual value of \($2\)...
-
The post-closing trial balances of two proprietorships on January 1, 2010, are presented below. Patrick and Samuelson decide to form a partnership, Pasa Company, with the following agreed upon...
-
The shareholders' equity of Core Technologies Company on June 30, 2023, included the following: Common stock, $1 par; authorized, 8 million shares; issued and outstanding, 3 million shares $...
-
Hypothetical balance sheets of Nike, Inc. are presented here. Instructions a. Prepare a horizontal analysis of the balance sheet data for Nike, using 2021 as a base. b. Prepare a vertical analysis of...
-
The function f(x) = 3sin x 4 is defined for the domain a. Find the range off. b. Find f 1(x) . TC 2 <
-
Prove each of these identities. a. cos 2 x sin 2 x 2 cos 2 x 1 b. cos 2 x sin 2 x 1 2 sin 2 x c. tan 2 x sin 2 x tan2 x sin 2 x d. cos 4 x + sin 2 x sin4 x + cos 2 x
-
Recent crime reports indicate that 18.4 motor vehicle thefts occur every hour in Canada. Assume that the distribution of thefts per hour can be approximated by a Poisson probability distribution. a....
-
An analyst estimates the intrinsic value of a company and finds that the intrinsic value of this company share is in the range of $4 and $6. This company share is currently traded in the stock...
-
Consider the two diagrams above, one with inductor L = 1.7H and the other with capacitor C = 33mF. a. If the capacitor voltage is v(t) = 60 cos(4t), where t is measured in seconds and v is measured...
-
Garden Depot is a retailer that provided the following budgeted cash flows for next year: Total cash receipts Total cash disbursements 1st Quarter $ 180,000 2nd Quarter $ 330,000 3rd Quarter $...
-
A company is expected to pay a dividend of $3.00 at the end of year 1 and this dividend is expected to grow at an annual rate of 4% forever. The company's beta has been estimated as 1.4. The market...
-
Alvin has lived with his girlfriend, Angel, & her child in his home since July 2022. Angel had earned income of $5,000 and is not required to file a tax return. Alvin provides more than half of their...
-
Arrange each group of compounds in order of increasing basicity. (a) CH3COO-, ClCH2COO-, PhO- (b) Sodium acetylide, sodium amide, and sodium acetate (c) Sodium benzoate, sodium ethoxide, and sodium...
-
Find the cross product a x b and verify that it is orthogonal to both a and b. a = (t, 1, 1/t), b = (t 2 , t 2 , 1)
-
What is the sensitivity of this test? Cancer Breast cancer is considered largely a hormonal disease. An important hormone in breast-cancer research is estradiol. The data in Table 3.18 on serum...
-
What is the specificity of this test? Cancer Breast cancer is considered largely a hormonal disease. An important hormone in breast-cancer research is estradiol. The data in Table 3.18 on serum...
-
What is the probability of breast cancer among 50- to 59-year-old women in the general population who have a serum-estradiol level of ¥ 20 pg/mL? What is another name for this quantity? Cancer...
-
13. A present investment of $50,000 is expected to yield $7,000 per year at the end of each year for 15 years. Determine the annual rate of return. 6500
-
5 20 points Suppose that you are a U.S.-based importer of goods from the United Kingdom. You expect the value of the pound to increase against the U.S. dollar over the next 30 days. You will be...
-
Problem 7-06 As an equity analyst, you have developed the following return forecasts and risk estimates for two different stock mutual funds (Fund T and Fund U): Forecasted Return Fund T Fund U 7.0%...
Study smarter with the SolutionInn App