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4,475 Answered Questions for the topic trigonometry

Trigonometry Math

2d

What is the value of tan(theta) on an interval?

When (π / 2) < theta < (3π / 4),What is the value of tan(theta)?
Trigonometry

3d

what is terminal side

Let , (−7,2) be a point on the terminal side of θ.Find the exact values of cosθ, secθ, and cotθ. 
Trigonometry Geometry

3d

How can I solve this?

Andy is 6 feet tall and is standing 43 feet from the base of a building. If the building is 85 feet tall, determine Andy’s angle of elevation to the top of the building to the nearest degree.
Trigonometry

3d

Need help understanding a problem.

In ∆RST, R is a right angle. If cos T =12/13, determine cos S.
Trigonometry

6d

Homework help, Tan, Cos ect

From the top of a 229-ft lighthouse, the angle of depression to a ship in the ocean is 24 degrees How far is the ship from the base of the lighthouse? To measure the height of the cloud cover at... more
Trigonometry

6d

Trigonometry Question

From the top of a 229-ft lighthouse, the angle of depression to a ship in the ocean is 24 degrees How far is the ship from the base of the lighthouse? To measure the height of the cloud cover at... more
Trigonometry

6d

Trigonometry Questions

From the top of a 229-ft lighthouse, the angle of depression to a ship in the ocean is 24 degrees How far is the ship from the base of the lighthouse? To measure the height of the cloud cover at... more
Trigonometry Algebra 2 Precalculus

7d

How do you convert this into an algebraic equation?

sin(arcsin u - arctan v)
Trigonometry

8d

Intro To Trigonometry

I am learning about basic Trig functions (SohCahToa) and am having trouble determining when a side is the adjacent and when the side is opposite, This seems like a basic concept, and yet there is... more
Trigonometry

8d

Triangle word problems

How to find the measure of each angle in a triangle A (10x-20) to the 0 . B (x+15) to the 0. C (x+5) to the 0
Trigonometry

8d

Word problem trigonometry

Find the measure of each angle in triangle.. A (2x-50) to the zero, B (x-10) to the zero and C x to the zero
Trigonometry

9d

More about Pythagorean Triangles

Draw a circle and an arbitrary diameter, creating the base of a triangle. Pick a third point on the circumference to complete the triangle. What is the angle at that third point, and why?
Trigonometry Calculus Integration

10d

Trigonometric Substitution Integration

4.) ∫((9-25x^2)^(1/2)*dx)/(x^2)

10d

Trigonometric Substitution Integration

3.) ∫(dx)/((x)*(9+25x^2)^(1/2))

10d

Trigonometric Substitution Integration

2.) ∫ ((9+25x^2)^(1/2)*dx)/(x^2)

10d

Trigonometric Substitution Integration

1.) ∫ (dx)/(x^2*(9-25x^2)^(1/2))

10d

Trigonometric Substitution Integration

3.) ∫(dx)/((x)*(9+25x^2)^(1/2))

10d

Trigonometric Substitution Integration

2.) ∫ ((9+25x^2)^(1/2)*dx)/(x^2)
Trigonometry Calculus Integral

10d

Trig Substitution Integration

Evaluate the Following:1.) ∫ (dx)/(x^2*(9-25x^2)^(1/2))2.) ∫ ((9+25x^2)^(1/2)*dx)/(x^2) 3.) ∫(dx)/((x)*(9+25x^2)^(1/2))4.) ∫((9-25x^2)^(1/2)*dx)/(x^2)

10d

Trigonometric Substitution Integration

Evaluate the Following:1.) ∫ (dx)/(x^2*(9-25x^2)^(1/2))

find sin theta, given sec theta= 4/3 and tan theta<0

I know that theta must be in the fourth quadrant but I am lost on what identities to use for solving sin theta.
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