34 Answered Questions for the topic Tan

11/11/15

Proving Basic Problems (Dealing with Sin, Cos, Tan)

Prove:   sinx/sinx+cosx)=tanx/1+tanx   If you could, please list the steps and include the identities next to the steps.

11/10/15

Prove: (secx+tanx)^3(secx-tanx)^4=1-sinx/cosx

Prove: (secx+tanx)^3(secx-tanx)^4=1-sinx/cosx   Please show the steps and prove this by making both sides equivalent to each other.  Also, please include which identities follow with each step! :)

Using the pythagorean identity, find the value of sin? and tan? if cos?= -1/2

Using the pythagorean identity, find the value of sin⊗ and tan⊗ if cos⊗= -1/2

01/04/15

solve the equation on the interval 0 = ? 2p

2sin2θ=sinθ

10/29/14

Find tan theta

If vec{v} times vec{w} = <2,5,4> and vec{v}•vec{w} = 2, find tan(theta), where theta is the angle between vec{v} and vec{w}.   tan(theta)=  

10/02/14

what's amplitude and period for domain and range and how do you find the turning point of a Sine cos and tan graph?

what's amplitude and period for domain and range and how do you find the turning point/point of inflection of  Sine cos and tan graphs?

06/12/14

Find the differential dy

let y=tan(5x+6) Find the differential dy when x=4 and dx=0.4 Find the differential dy when x=4 and dx=0.8

06/04/14

Find the differential

Let y=tan(5x+6). Find the differential dy when x=4 and dx=0.4Find the differential dy when x=4 and dx=0.8
Tan

05/16/14

help with tan x question

  how do I prove that tan  x (cot x + tan x) = sec^2 x   thank you

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