Pre-Calculus

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Solve the equation by factoring, using trigonometric
Solve the equation by factoring, using trigonometric identities, or quadratic formula over the interval [0,2pi] . Give answers in radians or degrees.3sin^(2)x-sinx= 2… read more
akch2002
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Master's Degree
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Solve the following equations. Please show the full
Solve the following equations. Please show the full solution. 1) 2sec x - 3 = 0 for 0°<=x<=360° (Round your answers to the nearest degree)2) 3cot x + √3 = 0 for 0<=x<=2π. (Leave your answe… read more
akch2002
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Master's Degree
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YOu gave me this answer yesterday and I had a few questions
Good Morning. YOu gave me this answer yesterday and I had a few questions about the answer. Lamaj rode his bike over a piece of gum. Lamaj continued riding his bike at a constant rate. At time t=1.25 … read more
akch2002
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Master's Degree
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In a circle of radius 90 cm, an arc 186 cm subtends an angle
In a circle of radius 90 cm, an arc 186 cm long subtends an angle of how many​ radians? How many​ degrees?… read more
GLENN GILONGOS
Master of Mathematics
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I need someone to help me with this. I need to compare my
HI, I need someone to help me with this. I need to compare my answers before I turn this in. Thank you. Exam: 250311RR - Trigonometric Functions 1. Find a positive angle less than 360° that's cotermin… read more
Ryan
Bachelor's Degree
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Record your answers and work on the separate answer sheet provided. There are 28 problems. Problems #1–6 are Multiple Choice. Problems #7–17 are Short Answer. (Work not required to be shown) Problems … read more
Ryan
Bachelor's Degree
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I need TRIGONOMETRY homework everything did not paste so I would have
I need TRIGONOMETRY homework everything did not paste so I would have to upload an attachment. Questions 1 to 20: Select the best answer to each question. Note that a question and its answers may be s… read more
Ryan
Bachelor's Degree
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Please help me with these two questions. A boat sails for 4 hours at 25 mph in a direction 112.63 degrees. How far south has it sailed?? If the sides of a triangle are 6,8,10 find the measure of its l… read more
mathwhiz123
236 satisfied customers
1. Find the complete exact solution of sin x = −√3/2. 2. Solve
1. Find the complete exact solution of sin x = −√3/2. 2. Solve cos 2x – 3sin x cos 2x = 0 for the principal value(s) to two decimal places. 3. Solve tan² x + tan x – 1 = 0 for the principal value(s) t… read more
Stevewh
Teacher
Bachelor's Degree
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1. The cosine function for a specific angle in a triangle is
1. The cosine function for a specific angle in a triangle is defined by the ratio of the triangle's A. adjacent side and opposite angle. B. opposite side and adjacent side. C. adjacent side and hypote… read more
Ryan
Bachelor's Degree
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1-which of the following pairs of angles are coterminal? a-
1-which of the following pairs of angles are coterminal? a- 100 degree and 620 degree b- 25 degree and -25 degree c- 390 degree and 60 degree d- 30 degree and 60 degree 2- a stairway must be built to … read more
Trigeoscal
College Math Professor
Master's Degree
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MATH 115 FINAL EXAMINATION This is an open-book exam. You
MATH 115 FINAL EXAMINATION This is an open-book exam. You may refer to your text and other course materials as you work on the exam, and you may use a calculator. You must complete the exam individual… read more
Math-John
30 satisfied customers
RRJha, you interested in helping me with this one?1.
RRJha, you interested in helping me with this one? 1. To use the law of sines, which of the following statements must be true? A. The triangle must be a right triangle. B. All three side lengths must … read more
akch2002
M.Tech.
Master's Degree
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triangle ABC (with angle B a right angle) and side AC = 21 triangle
triangle ABC (with angle B a right angle) and side AC = 21 triangle DEF (with angle E a 90 degree angle and side DE =2x, and DF = x(x-1) what is x?… read more
Chirag
Master's Degree
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Show that there are at least two values of x in the interval [0,(π/2)]
Show that there are at least two values of x in the interval [0,(π/2)] <----- that is the interval zero, pie divided by two for which sin(x) + sin(2x) + sin(3x) = 1… read more
Ryan
Bachelor's Degree
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"for ryan" 1.find tan 2x if sin x = 0.5(in sec quad0 tan2x=? 2.simplify
"for ryan" 1.find tan 2x if sin x = 0.5(in sec quad0 tan2x=? 2.simplify the given expression by giving the results in terms of one half of the given angle.then use the calculator to verify the result.… read more
Ryan
Bachelor's Degree
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1.sketch the graph of the given function.check the graph using
1.sketch the graph of the given function.check the graph using a graph calculator. y=5/2 sinx 2.use the trace feature of the graph calculator to find the value of a for either y=a sin x or y=a cos x, … read more
Ryan
Bachelor's Degree
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Show work: How much foil is required to cover a rectangular
Show work: How much foil is required to cover a rectangular box 4 in by 8in by 5in? Use 3.14 as an approximate for π when appropriate. Show work: A physician prescribes 2.5 grams of an antibiotic per … read more
Chirag
Master's Degree
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