33 Answered Questions for the topic Trigonometry Functions

04/13/15

Determine the point(s) of intersection of f(theta) = 8sec(2theta) + 4, and g(theta) = 5sec(2theta) - 11 that lie on the interval 0 - 360 degree.
It was on my grade 11 math test, a thinking question, and our teacher never gave answers for it. I'm worried it will be a question for the exam. I'm not sure how to go about it, other than making... more
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Trigonometry Functions

09/16/14

write 2 linear functions : one to model a cost that the business has and the other to model the revenue of the business
the template of the model might look something like this: revenue= (amount off each customer)(number of customers) Cost=(cost created by each customer)(number of customers) + (some flat cost... more
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Trigonometry Functions

06/08/14

read the description
Help me please and show work please From a boat on the lake, the angle of elevation to the top of a cliff is 14°28'. If the base of the cliff is 743 feet from the boat, how high is the cliff (to... more
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Trigonometry Functions

06/08/14

A person is watching a boat from the top of a lighthouse. The boat is approaching the lighthouse directly. When first noticed the angle of depression to the boa
Help me please and show work please 
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Trigonometry Functions

06/04/14

pre calculus
help me please and show workplease   Bob is driving along a straight and level road straight toward a mountain. At some point on his trip he measures the angle of elevation to the top of the... more
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Trigonometry Functions

06/04/14

Analyze the function f(x) = - tan 4x. Include: - Domain and range - Period - Two Vertical Asymptotes
HI HELP ME PLEASE AND SHOW WORK AND AN EXPLANATION
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Trigonometry Functions

05/27/14

find all solutions of the given equation in the interval [0,2pi);
(4sin2x-1)sinx=0
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Trigonometry Functions Math Trigonometry Math Help

12/31/13

Use the sum or difference formulas to determine: A. sin105 degrees B. tan15 degrees
This is for my trig class. Thanks for the help!
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