So my teacher asked us challenge problems for this 1.Is the statement tan(x-y)=tan(x)-tan(y) true for all values of x and y? 2.Given the sum and difference identities for sine and cosine,...
So my teacher asked us challenge problems for this 1.Is the statement tan(x-y)=tan(x)-tan(y) true for all values of x and y? 2.Given the sum and difference identities for sine and cosine,...
Integrate: a) ∫r√(1-r²)dr b) ∫x³(1+xˆ4)²dx c) ∫x(x²+2)ˆ1/3 dx d) ∫3cos²xsinxdx e) ∫(1-cos3x)sin3x...
need help fast
cotx/cosx+1/sinx
If sin(x) cot(x) = 1/4, what is the value of sec(x)?
If secΘ = 5/3 and 0° < Θ < 90°, find sinΘ
sin^2x-cos^2=sinx please answer
If f(x)=tan(2x) then f'(pie/6) =
sec^2x=1-tanx 0≤x≤2π
indentify the intereval(s) on [0,2π] for which the sine function is increasing and cosine function increasing
This question is a probability question, that does not include the simple 1/2 + 13/52. I already tried that and got it wrong. It seems that there is more to the question and I honestly do not...
X/x-2 - 3/x+2
The end of pendulum with a length of 21 cm travels an arc length of 24 cm. how many degrees does the pendulum swing?
a washing machine drum rotates at a speed of 1,500 rpm during the spin cycle. What is the angular velocity of the drum in radians per second? a) 25/2pi radians per second b) 50pi radians per...
How would I go about this question in solving for x? Also, what kind of problem would this be considered to practice other similar problems? -1/2(x-2)^4/3=1-3^2
An airplane flying above a landing strip at 275 miles per hour passes a control tower 0.5 mile below at time t = 0 hours. Find the distance between the airplane and the control tower as a function...
f(x)= (x^2+4)/(x-2) if x<=3 or kx-3 if x>3 Determine a value for k that makes the function continuous on the interval (2,10) for all real values of x in that interval. Please...
You work for the Silver Satellite & Cable TV Company in the Research & Development Department. You have been asked to come up with a formula to determine the cost of running the cable from...
Need help solving
Angela has 140 feet of fencing. She wants to enclose a rectangular vegetable garden and she wants the enclosed area to be at least 1000 square feet. What ranges of values are possible for the length...