9,261 Answered Questions for the topic trigonometry

Trigonometry Math Algebra 1 Algebra 2

12/02/22

If the pendulum swings out to its widest position in 2 seconds, model the height of the pendulum from the ground using a cosine function, considering vertical to be t = 0.

A pendulum is connected to a rope 3 m long, which is connected to a ceiling 4 m high. The angle between its widest swing and vertical hanging position is . If the pendulum swings out to its widest... more
Trigonometry Math Algebra 1 Algebra 2

12/02/22

If the pendulum swings out to its widest position in 2 seconds, model the horizontal displacement of the pendulum using a sinusoidal function, considering vertical to be x = 0.

A pendulum is connected to a rope 3 m long, which is connected to a ceiling 4 m high. The angle between its widest swing and vertical hanging position is . If the pendulum swings out to its widest... more
Trigonometry Math Algebra 1 Algebra 2

12/02/22

Use a cosine function to describe the height of the tides of the ocean if high tide raises the water level to 5 m at noon and low tide drops it down to 1 m at 4 p.m. Let t = 0 be 12 noon.

Use a cosine function to describe the height of the tides of the ocean if high tide raises the water level to 5 m at noon and low tide drops it down to 1 m at 4 p.m. Let t = 0 be 12 noon.Grade 12... more
Trigonometry Math Algebra 1 Algebra 2

12/02/22

Use a cosine function to describe the height of the tides of the ocean if high tide raises the water level to 5 m at noon and low tide drops it down to 1 m at 4 p.m. Let t = 0 be 12 noon.

Use a cosine function to describe the height of the tides of the ocean if high tide raises the water level to 5 m at noon and low tide drops it down to 1 m at 4 p.m. Let t = 0 be 12 noon.Grade 12... more
Trigonometry Math Algebra 1 Algebra 2

12/02/22

What is the area of a right triangle when the hypotenuse is 5 cm long and one angle is x/10 radians?

What is the area of a right triangle when the hypotenuse is 5 cm long and one angle is  radians?Grade 12 Advanced Functions (MHF4U)Please write neatly and clearly. Thanks
Trigonometry Math Algebra 1 Algebra 2

12/02/22

What is the area of a right triangle when the hypotenuse is 5 cm long and one angle is x/10 radians?

What is the area of a right triangle when the hypotenuse is 5 cm long and one angle is  radians?Grade 12 Advanced Functions (MHF4U)Please write neatly and clearly. Thanks
Trigonometry Math Algebra 1 Algebra 2

12/02/22

Consider the function... If inflation is highest at 4.8% and lowest at 1.3%, what is c?

Inflation rises and falls in a cyclical manner. Consider the model  where f(x) represents the change in inflation over time, given by x. If inflation is highest at 4.8% and lowest at 1.3%, what is... more
Trigonometry Math Algebra 1 Algebra 2

12/02/22

Consider the function... If inflation is highest at 4.8% and lowest at 1.3%, what is c?

Inflation rises and falls in a cyclical manner. Consider the model  where f(x) represents the change in inflation over time, given by x. If inflation is highest at 4.8% and lowest at 1.3%, what is... more
Trigonometry Precalculus

12/02/22

Find 2 possible values for θ given sin(θ)= √3/2 and 0<θ≤2π

Trigonometry Precalculus

12/01/22

Find the exact solutions to sin(4x)cos(x)=cos(4x)sin(x) in the interval [0,2π). If the equation has no solutions, respond with DNE.

Find the exact solutions to sin(4x)cos(x)=cos(4x)sin(x) in the interval [0,2π). If the equation has no solutions, respond with DNE.
Trigonometry Precalculus

12/01/22

PLeaseeee help i have tried to solve this problem, but I cannot sold it.

 If tan(α)=−5 , where 3π/2<α<2π and β is a Quadrant  II angle with  tan(β)=−1/2, find tan(α+β) 
Trigonometry

12/01/22

Find the equation of the circle shown in the figure.

The graph shows a circle with its center at (-2,2) and its diameter amost being from -5 to 1. The edges of the circle don't quite touch these though so i'm having trouble finding r. I have:... more
Trigonometry

11/30/22

use the fundamental identities to correctly simplify

Use the fundamental identities to completely simplify the following expression.tan⁡(x)/1+sec⁡(x)−tan⁡(x)/1−sec⁡(x)= (You will need to use several techniques from algebra here such as common... more
Trigonometry

11/30/22

In what interval(s) between 0 and 2π are tanθ and cosθ both positive?

Please help
Trigonometry

11/29/22

solving trig equations

how to find all solutions to 2sin(x)+sqrt(3)=0 The answer is A+Bkπ and C+Dkπ where k is any integer, 0<A<C<2π
Trigonometry

11/29/22

find all solutions

Find all solutions of sec(x−5)=2sqrt3/3.x= (Leave your answers in exact form and enter them as a comma-separated list. Your answer should involve k, where k is an integer.)Test values of k to find... more
Trigonometry

11/29/22

solve the following equation

Solve the following equation in the interval [0, 2  π]. Note: Give the answer as a multiple of π. Do not use decimal numbers. The answer should be a fraction or an integer. Note that π is already... more
Trigonometry

11/29/22

Find all solutions of the equation

Find all solutions of the equation 2cos⁡3x=1 in the interval [0,π). The answer is x1= ,  x2=   and x3=   with x1<x2<x3. 
Trigonometry

11/29/22

find the smallest positive solution

The smallest positive solution of the 3sin⁡(2x−1)−1=0=

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