 8 Answered Questions for the topic Theta, Cosines, Cos, Csc, Tan

Theta, Cosines, Cos, Csc, Tan Math Precalculus

10/07/18

#### how would I solve for csc theta = 2.3 on my calculator and get an answer in degrees?

cscΦ = 2.3   How would I find theta in degrees using my graphing calculator. Would I just use sin on both sides to cancel out theta or would I have to do something else?
Theta, Cosines, Cos, Csc, Tan Math Precalculus

06/07/18

#### Find all values of x

1.) Find all values of X that satisfy the equation sin^2(x)=2cos(x)+2 in the interval 0≤x<2pi           2.) Find all values of x in the interval 0≤x<2pi that satisfy the equation... more
Theta, Cosines, Cos, Csc, Tan Math Precalculus

06/07/18

#### Evaluate this:

Evaluate: cos 5pi/4 + cos (-pi/6)
Theta, Cosines, Cos, Csc, Tan Math Precalculus

06/06/18

#### Prove this identity:

prove the following identity: 2sin^2(x)/sin2(x)+cot(x)=sec(x)csc(x)   please note that the cot(x) is not with the sin2(x) as a part of the denominator. The 2sin^2(x)/sin2(x) is its own fraction.... more
Theta, Cosines, Cos, Csc, Tan Math Precalculus

06/06/18

#### Prove the following identity:

prove the following identity:   2sin^2(x)/sin2(x)+cot(x)=sec(x)csc(x)
Theta, Cosines, Cos, Csc, Tan

03/10/18

#### cos75 equals .26. then what sin will be the same as .26

Theta, Cosines, Cos, Csc, Tan Geometry Math Help

02/19/18

Solve the following equations given that 0° ≤ θ < 360°:   2 cos 3θ = 1
Theta, Cosines, Cos, Csc, Tan

02/16/18

#### Cosines/Theta

Let (-2,-5) be a point on the terminal side of θ (Theta)Find the exact values of cos θ, csc θ, and tan θ.

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