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Trigonometry

08/29/21

Trigonometry Identity Simple question

Hi, it may be a simple misunderstanding of how to work out numerator/denomiator fractions, but confused with the following. Why does (1+\tan x)/(1-\tan x)=(1-\tan x+2\tan x)/(1-\tan x)?

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Trigonometry

08/29/21

Graphing Trig Functions

Where are the asymptotes of the graph of y = cot x ?

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Trigonometry

08/29/21

Graphing Trig Functions

What is the period of y=2tan3(x−2)+7

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Trigonometry

08/29/21

Graphing Sine Cosine

Give the equation of the graph of y = 2 cos 3x + 1 after it has been stretched vertically by a factor of 2, flipped upside down, and stretched horizontally by a factor of 2.

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Trigonometry

08/28/21

The temperature of a particular patient in a hospital is modelled by the following function where t is the time in hours:T(t)=4sin(πt/7)+98How long will it take for the patient’s temperature to... more

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Trigonometry

08/28/21

Finding Zeros Cosine

In the interval 0≤x≤2π , what are the zeros of y=cosx?

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Trigonometry

08/28/21

Graphing Sine Cosine

The waves of a tsunami have peaks 60 m high and 200 km apart. At what speed are the waves traveling?

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Trigonometry Math

08/28/21

Graphing SIne Cosine

The waves of a tsunami are traveling at 6 mi / min. It takes a wave 1 hour to complete one period. What is the length between wave peaks?

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Trigonometry Math

08/28/21

Graphing Sine Cosine

A wave in a pond with an amplitude of π feet and a period of 1863928 seconds has an equation at a fixed position of the form y = A sin Bt. How high is the wave from trough to crest?

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Trigonometry

08/28/21

a man cycles 24km due south and then 20 km due east, another man, starting at the same time as the first man cycles 32km due east and then 7km due south. find the distance between them

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Trigonometry

08/28/21

a man cycles 24km due south and then 20 km due east, another man, starting at the same time as the first man cycles 32km due east and then 7km due south. find the distance between them

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Trigonometry

08/26/21

If x cosB - cosA = 0 and y sinB - cosA = 0, then the value of cos^2A will be

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Trigonometry

08/25/21

Given csc ⁡ A = 74 5 cscA= 5 74 and that angle A A is in Quadrant I, find the exact value of sec ⁡ A secA in simplest radical form using a rational denominator.

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Trigonometry

08/25/21

Trigonometry Word Problem

Parasailing is an adventure sport in which a parachute and a rider are towed by a boat. The height of the parasail rider depends on both the length of the tow line and the speed of the boat. A safe... more

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Trigonometry

08/25/21

Trigonometry Word Problem

Parasailing is an adventure sport in which a parachute and a rider are towed by a boat. The height of the parasail rider depends on both the length of the tow line and the speed of the boat. A safe... more

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Trigonometry Math

08/23/21

From Singapore, Just do not know how to do some question on trigonometry

1) 2cos2θ = -12) secθ = 3cosθ3) secθ = 3cosθThank you so muchhhh!!!!

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Trigonometry

08/22/21

Trigonometry Question

A surfer is riding a wave with an amplitude of 6 feet and a period of 24 feet. If the wave completes a period in 8 seconds, what is the speed of the surfer? A. 192ft/s B. 24ft/s C. 3ft/s D. (1/3)ft/s more

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Trigonometry Math Algebra

08/21/21

From one of singapore's poly, and don't know how to do math

sin θ + square root 2 = -sin θ3 tan2x - 1 = 02 sin2θ - sin θ - 1 = 0

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Trigonometry Math Algebra

08/20/21

From Singapore. so it will be best to get taught by singapore style. Thank you so much

The values of two of the trigonometric functions of θ are given. Find the values of the other trigonometric functions.(a) sin 0.975, cos 0.222(b) csc 4.872, cos 0.979

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Trigonometry

08/20/21

Trigonometry Question

The temperature of a particular patient in a hospital ranges between 94ºF and 100ºF as modeled by the following function where t is the time in hours:T(t)=3sin((π*t)/14) +C What is the value of C... more

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Trigonometry

08/20/21

Trigonometry Question

A sewing machine has a wheel that turns as the machine sews. The wheel is 8 feet in diameter. The highest point of the handle at the edge of the wheel is 10 feet above the ground, and the lowest... more

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Trigonometry

08/20/21

Trigonometry Question

The waves of a tsunami are 25ft high, 90 miles apart, and traveling at a rate of 540 miles per hour. How long does it take for the waves to complete one period?

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Trigonometry

08/20/21

Trigonometry Question

An audiometer, a machine that tests a person's hearing, produces a pure tone with a frequency of 3000 hertz (cycles per second). The maximum pressure produced from the pure tone is 3... more

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Trigonometry

08/20/21

Trigonometry Modeling

A surfer is riding a wave with an amplitude of feet and a period of feet. If the wave completes a period in seconds, what is the speed of the surfer? A. 192ft/s B. 24ft/s C. 3ft/s D. (1/3)ft/s

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Trigonometry

08/19/21

Math word problems

Recall the equation for a circle with center (h,k) and radius r. At what point in the first quadrant does the line with equation y=2x+3 intersect the circle with radius 6 and center (0, 3)?

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Trigonometry Identity Simple question

Graphing Trig Functions

Graphing Trig Functions

Graphing Sine Cosine

Graphing Sine and Cosine

Finding Zeros Cosine

Graphing Sine Cosine

Graphing SIne Cosine

Graphing Sine Cosine

a man cycles 24km due south and then 20 km due east, another man, starting at the same time as the first man cycles 32km due east and then 7km due south. find the distance between them

a man cycles 24km due south and then 20 km due east, another man, starting at the same time as the first man cycles 32km due east and then 7km due south. find the distance between them

If x cosB - cosA = 0 and y sinB - cosA = 0, then the value of cos^2A will be

Given csc ⁡ A = 74 5 cscA= 5 74 ​ ​ and that angle A A is in Quadrant I, find the exact value of sec ⁡ A secA in simplest radical form using a rational denominator.

Trigonometry Word Problem

Trigonometry Word Problem

From Singapore, Just do not know how to do some question on trigonometry

Trigonometry Question

From one of singapore's poly, and don't know how to do math

From Singapore. so it will be best to get taught by singapore style. Thank you so much

Trigonometry Question

Trigonometry Question

Trigonometry Question

Trigonometry Question

Trigonometry Modeling

Math word problems

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Given csc ⁡ A = 74 5 cscA= 5 74 and that angle A A is in Quadrant I, find the exact value of sec ⁡ A secA in simplest radical form using a rational denominator.