Double-angle or half-angle formula
1.Simplify the expression using the double-angle or half-angle formula
3sin (theta/8) cos (theta/8)
2. Find sin(x/2), cos(x/2) and tan (x/2) when cos is -12/13
Please explain exactly how to do these so I can learn them for the test.
Now Priced at $5 (50% Discount)
Recommended (94%)
Rated (4.6/5)
What is the partial pressure of nitrogen in a container that contains 3.96mol of oxygen , 7.49 mol of nitrogen and 1.19 mol of carbon dioxide when the total pressure is 563 mmHg?
At the beginning of its 2010 calendar-year accounting period, ABC, Inc. had retained earning of $1,500,000. During 2010, ABC reported income from continuing operations before taxes of $400,000.
Explain what is meant by "indicator" organisms when testing a water sample. What are the media used to determine the presence of the indicator organisms?
Comet Company began operations in 2010 and adopted the FIFO method of inventory pricing. During 2012, Comet Company decided to change its method of inventory pricing from FIFO to weighted-average.
Simplify the expression using the double-angle or half-angle formula
Discuss the three major species of Staphylococcus. Explain why one of them is more pathogenic compared to the other two species. Which factor determines the pathogenesis of the organisms?
The activation energy for the reaction NO2(g)+CO2(g)---->NO(g)+Co(g) is Ea= 325 Kj/mol and the change in enthalpy for the reaction is change in H = -250 kj/mol. What is the activation energy for the reverse reaction?
From the foregoing information prepare an income statement for the year 2014 in single-step form. (Round earnings per share to 2 decimal places, e.g. 1.48 and all other answers to 0 decimal places, e.g. 2,520.)
A company has $90,000 in outstanding accounts receivable and it uses the allowance method to account for uncollectible accounts. Experience suggests that 6% of outstanding receivables are uncollectible.
1924525
Questions Asked
3,689
Active Tutors
1455687
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Question: What are the most common disability types for suspended students?
According to the text, what is a trait of adolescence whereby ongoing social, cognitive, and psychological development continues?
68-year-old widowed white male who has been increasingly more withdrawn and lonely. His wife died five months ago, very suddenly after a cardiac arrest
Jordan lives in a culture where God is viewed as benevolent. Based on correlational research, one could reasonably predict that Jordon lives
Compose an expressive blog. Parents often struggle to understand the difference between reinforcement and punishment, especially the technical terms,
In evaluating Pete Jones for possible diagnoses, one prominent diagnosis in the differential is Adjustment Disorder.
Schizophrenia spectrum and other psychotic disorders are defined by delusions, hallucinations, disorganized thinking (speech), grossly disorganized