Points of discountuity

how do we find pointa of discountity of trignometric functions such as tan^-1(5x)   or sec(5x)

Jun 7 | Sara from New York, NY | 1 Answer | 0 Votes

How to simplify trigonometric equations? (See details below)

Here is the question I'm stuck on:    The motion of point P is given by the following equations:   x(t) = -2 sin (t) cos (t)  y(t) = cos (2t)  The...

Verify the identity. sin quantity x plus pi divided by two = cos x

Precalculus

Verify the identity. cotangent of x to the second power divided by quantity cosecant of x plus one equals quantity one minus sine of x divided by sine of x

Precalculus

Verify the identity. 4 csc 2x = 2 csc2x tan x

 Precalculus  

Cos theta = -4/9 with theta in quadrant 2, find sin theta

I don’t know the answer .

solve and put in a trig equation

25 cos(2t)+12 sin(t+π/2)+2 cos^2(t)

verify the identity cot(x-pi/2)=-tanx

 precalculus

How to simplify trigonometric equations? (see details of question!)

This is the questions I'm stuck on:    Solve algebraically: f(x) = g(x) when f(x) = 4sin(2x)cos(2x)+2 and g(x)= 4sin(3x)sin(2x) + 2   1. I equated the equations  ...

May 14 | Isabella from Waynesburg, KY | 1 Answer | 0 Votes

If y=sin 0, what is sec 0 in terms of y?

Math question 

Very the identity

cos(x-y) / sin(x)sin(y) = cot(x)cot(y)+1

May 1 | Yodame from Los Angeles, CA | 1 Answer | 0 Votes

How to find coordinates on terminal arm

The angle theta is in the first quadrant and sin of theta = 2/sqrt(13) determine the possible coordinates for point P on the terminal arm

if sin of A = 5/13, in quad 1, find tan A/2 and a few others

if sin of A = 5/13, in quad 1, find tan A/2   if cos of A = -4/5, in quad 2, find sin A/2   if cos A =-4/5 in quad 2, find cos A/2   if cos A - -4/5 in quad...

Solve the equation 8sin(1/2)x - 5 = 0 for 0 < x < 2pi. Round your answers to the nearest hundredth of a radian.

Solve the equation 8sin(1/2)x - 5 = 0 for 0 < x < 2pi. Round your answers to the nearest hundredth of a radian.

State the amplitude and period of this function: y = -3cos(pi/3)x.

State the amplitude and period of this function: y = -3cos(pi/3)x.

State the amplitude and period of this function: y = 4sin(1/2)x

 State the amplitude and period of this function: y = 4sin(1/2)x

Evaluate the angles using sums as products or products as sums. (1) sin (75 degrees -15 degrees) 2) cos (65 degrees - 25 degrees)

Using either the sums as products or products as sums to work out the answer.

The graph of tangent is continuous (i.e. has no breaks) true or false

Is it that the line of the tangent in the graph will be a continuous or broken 

how do i prove the following trig identities

cotxsinx=cosx  also tanxcotx-cos^2x=sin^2x

proving the sum and difference equation for cosine

Suppose that 𝒗 and 𝒘 are unit vectors. If the angle between 𝒗 and 𝒊̂ is 𝛼 and that between 𝒘 and 𝒊̂ is 𝛽, prove that cos(𝛼−𝛽)=cos𝛼cos𝛽+sin𝛼sin𝛽