Let f(x) = sin3x + cos3x (tan x) Show that f(x) = sin x Thank you for your time!

Let f(x) = sin3x + cos3x (tan x) Show that f(x) = sin x Thank you for your time!

The displacement function d(t) is a combination of functions: d(t) =5 f(t)g(t)+r. Consider the following situation: • The mass is at a resting position of r = 30 cm. • The spring provides a period...

Find the value of cos (angle) in (angle) is in standard position and the point (5,-12) is on the terminal side of (angle). b) -5/13 c) 5/13 The correct answer is C, but I chose B...

trig problem using the unit circle for

Help with trigonometry To get a better look at the graph, you can click on it.The curve above is the graph of a sinusoidal function. It goes through the points (−7,−3) and (3,−3) ...

To get a better look at the graph, you can click on it.The curve above is the graph of a sinusoidal function. It goes through the points (−7,−3) and (3,−3) . Find a sinusoidal function...

Describe the transformations that have taken place for the graph g(x)=cosx to become the graph h(x)=-2cos(pi*x + pi/4).

Using only the double angle identities how to solve for this? im stucked after 2cos^2 (2x) -1

Given that cosθ=-4/√53 and that the terminal side is in quadrant II, find the length of the third leg and the other five trigonometric function values.

if tan ( Arc cos (square root of 3)/k) =(square root of 3)/3 then k is? the square root is only on 3, in both cases, not on the 3 on the bottom or k on the bottom.

If 0≤α≤π and 0≤β≤π meets α+β=2/3π and sin α=2sinβ,the value of tan(α-β)=... A.1 B.square root 2 C.2-(square root 3) D.square root 3 E.2+(square root 3) A...

Explain the transformations that have taken place for the function g(x)=cosx to become the function h(x)=-2cos(pi*x + pi/4). -reflected in the x axis -stretched vertically by...

It was on my grade 11 math test, a thinking question, and our teacher never gave answers for it. I'm worried it will be a question for the exam. I'm not sure how to go about it, other than making...

Determine which of the following does NOT represent an angle co terminal with the given angle θ= 5π/8? a) -13π/8 b) 21π/8 c) 37π/8 d) -...

where t is the time in second since the boat started moving. A) What are the maximum and minimum height of the spot on the paddle? B) What is the speed of the rotation...

Help me please and show work please

(4sin2x-1)sinx=0

the template of the model might look something like this: revenue= (amount off each customer)(number of customers) Cost=(cost created by each customer)(number of customers) + (some flat...

Help me please and show work please From a boat on the lake, the angle of elevation to the top of a cliff is 14°28'. If the base of the cliff is 743 feet from the boat, how high is the cliff...

help me please and show workplease Bob is driving along a straight and level road straight toward a mountain. At some point on his trip he measures the angle of elevation to the top...

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