61 Answered Questions for the topic Trig Functions

Trig Functions Math Calculus Trigonometry

06/10/21

#### Find θ if d is 2.6 miles. Round to the nearest tenth.

The radar on a ship picks up two shipwrecks, A and B, 5.12 miles beneath the surface. The distance between the shipwrecks is 1.25 miles. The angle of depression to Shipwreck B depends on the... more
Trig Functions Math Calculus Derivative

03/23/21

#### Find the derivative of the following functions: (Please show steps)

f(x)= secx = 1/cosx 2. f1(x) = 1/2x If f1(x)=4(x), then f(x) is
Trig Functions Math Trigonometry Cosecant

02/11/21

#### find cscx and cotx if tanx= -4/3 and sinx > 0

Trig Functions Math Trigonometry Cosine

02/11/21

#### find cosx and cotx if sinx = 1/4 and tanx < 0

Trig Functions Calculus Derivative

10/23/19

#### Find the derivatives

Find dy/dx:1.) y = (tanx) / (1+xtanx)2.) y = cot(x^2)+sec^2x3.) x^3 -xy +y^2 =44.) y = xarctanx
Trig Functions Algebra 2

07/25/19

#### What is the value of tan(Θ)

Trig Functions Algebra 2

07/25/19

#### What is the value of cos(Θ)

Trig Functions Algebra 2

07/25/19

#### What is cos(Θ)?

Trig Functions Algebra 2

07/25/19

#### What is cos(Θ)?

If tan(Θ)= -1/2 and π/2 < Θ < π, what is cos(Θ)?
Trig Functions Algebra 2 Identities

07/24/19

#### How to find tan(2x)

If cos= -4/5, and 180° < x < 270°, what is tan(2x)?
Trig Functions Algebra 2 Identities

07/24/19

#### How to find tan(2x)

If cos= -4/5, and 180° < x < 270°, what is tan(2x)?
Trig Functions Algebra 2

07/24/19

#### How to find tan(2x)

If cos x= 21/29, 0° < x < 90°, what is tan(2x)?
Trig Functions Algebra 2 Identities

07/23/19

#### What is tan(x - pi/4)?

If sin x= 7/25, and 0 < x < pi/2, what is tan(x - pi/4)?
Trig Functions Algebra 2

07/23/19

#### How to find cos(2x)

If tan x= 24/7, and 0° < x < 90°, what is cos(2x)?
Trig Functions Algebra 2

07/23/19

#### Dealing with half angles

How do you determine whether the sign of a trigonometric function (sine, cosine, tangent) is positive or negative when dealing with half angles? Why do the half-angle identities include positive... more
Trig Functions Algebra 2 Trigonometry

07/22/19

#### What is sin(α + β)

If 180° < α < 270°, cos α= -8/17, 270° < β < 360°, and sin β= -4/5, what is sin(α + β)?
Trig Functions Algebra 2

07/22/19

#### Equivalent Expressions

Which expressions are equivalent to cot ⁡θ?
Trig Functions Algebra 2 Trigonometry

07/20/19

#### Simplest form of the expression

What is the simplest form of the expression cotθ/cosθ
Trig Functions Algebra 2

07/19/19

#### Finding the answer to sin

If tan x= 12/5, and 0° < x < 90°, what is sin (2x).
Trig Functions Algebra 2

07/18/19

#### Finding the answer to cosΘ

If sinΘ= -8/17 and 270° < Θ < 360°, what is cosΘ?
Trig Functions Algebra 2

07/18/19

#### Ways functions can be expressed

What are some of the ways tanθ=sinθ/cosθ can be expressed?
Trig Functions Algebra 2 Trigonometry

07/16/19

#### Points on a graph

Which points are on the graph of the function f(x) = cos x?-(0, 1)-(3π/2, 0)-(π/2, 1)-(π/4, √2/2)
Trig Functions Algebra 2 Trigonometry

07/16/19

#### Points on the graph

Which points are on the graph of the function f(x)= tan x-(π/2, 0)-(3π/4, -1)-(0, 0)-(π/4, 1)
Trig Functions Algebra 2 Trigonometry

07/16/19

#### Periodic phenomena

What makes periodic phenomena difficult to model?What are some of the problems you may encounter using trigonometric functions as a model?
Trig Functions Algebra 2

07/15/19

#### Modeling trig functions

How are periodic phenomena relatively easy to model using trigonometric functions? What makes them difficult to model this way?

## Still looking for help? Get the right answer, fast.

Get a free answer to a quick problem.
Most questions answered within 4 hours.

#### OR

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.