What are the solutions of 2 cos squared x minus cos x equals 1? 2cos2x - cosx -1 = 0 Factor: (2cosx + 1)(cosx - 1) = 0 cosx = {-.5, 1} x = {...0, 120, 240, 360,...} degrees What is the answer to Evaluate e to the x sinx dx?
Solve 6 minus 3x equals 4 minus 2x? 6 - 3x = 4 - 2x 6 = x + 4 x = 2 Check it. 6 - 6 = 4 - 4 It checks. What is negative four plus three x minus two x squared -4 plus 3x-2x squared? Let square = [x] -4+3*(-2)*[-4]+[3x-2x]=-4-6-2+[x]=-12+[x]The...
In math, the unit cube is simply a cube with edge length {eq}s = 1 {/eq} unit. Since for a cube, {eq}V = s^3 {/eq}, then the volume of a unit cube...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts...
What is the difference between pi to the third power and pi to the fourth power? What is sin(55) in terms of pi? Why is pi not a rational number? Is pi a transcendental number? Is pi a repeating decimal? How does 1/3 times pi times times 2.5 squared times 8 calculate out? What...
The only rule we will have to use here is the following standard integral: ∫1x=lnx+C.When we evaluate the integral we will get some function that depends on the parameter m. Since we want to find the limit of something like this: ...
Most Common Text: Click on the icon to return to www.berro.com and to enjoy and benefit the of and to a in that is was he for it with as his on be at by i this had not are but from or have an they which one you were all her she there would their we him been has when...
How do you factor completely x square minus y squared? (x - y)(x + y) Does x-y equals x square? x-y=x² only if y = x - x² Two integers have a difference of -11 and a sum of -3 What are the integers? Two integers (X & Y). X+Y=-3, X-Y=-11. ...
use the squared identities to simplify cos^2x cos^2x Simplify (1 + tan^2 (u))(1 - sin^2 (u)). How does plus-minus((csc^2x-1)/(csc^2x)) equal on of these: secx, cosx, sinx, tanx, cotx, cosx, or 1? Verify : 8 \sin^2 x \cos^2 x = 1 - \cos 4x Evaluate lim_x...
What is - x divided by x squared minus 1? Do you mean: - x / (x2 - 1)? If so, that's as simplified as you can get. (- x / x2) - 1? If so, that simplifies to (-1/x) - 1. (-x/x)2 - 1? If so, that simplifies to 0. -(x/x)2 - 1? If so, that simplif...
What is cos(110) cos(20) - sin(11) sin(20)? If sin(72) = A, then what is sin(18)? y=x left parenthesis StartFraction x, minus, 7 ,Over, x ,plus, 5 EndFraction right parenthesis Superscript 6 x-7 x+56 \frac{d}{dx} \left [ a^{\sin(x^2 + 1)} \right ] ...