find the points(in exact form)

find the points(in exact form) at which the tangent is horizontal on the given interval:y=cos(2x)+2cos(x) , [0,2pi)
1. 1 answer
2. 81 views
1)i) use an algrbraic method to find the square root of 2+i√5. give your answer in the form x+iy, where x and y are exact real
1. 3 answers
2. asked by Queenie
3. 728 views
For the points (6, - 1) and (8, - 9),(a) Find the exact distance between the points. (b) Find the midpoint of the line segment
1. 1 answer
2. 88 views
For the points (-8, -1) and (2, -5),(a) Find the exact distance between the points. (b) Find the midpoint of the line segment
1. 1 answer
2. 38 views
1. Find the exact value of 2tan pi/12 / 1-tan^2 pi/12root 3/3? 2. Given tanθ = -1/3 and with θ in quadrant IV, find the exact
1. 2 answers
2. asked by mysterychicken
3. 1,091 views
13. Given the points (8, - 1) and (-1, 5), Find the exact distance between the points and the midpoint o the line segment whose
1. 1 answer
2. 37 views
solve the exponential equation Express in exact form.5e^xlog_9 = 11 Is x = (ln11-ln5/log_9 exact form??????
1. 1 answer
2. asked by anon
3. 636 views
The exponential function f(x)=6(4)^2x+2 can be written in the standard form f(x)=Abx. Find the values of A and b. Give exact
1. 1 answer
2. asked by Hai
3. 876 views
Fixed points of f?f(x) = 1/4x^2 - 1/8x - 5/8 a) use algebra to find the fixed points and classify them. b) use the gradient
1. 0 answers
2. asked by Anonymous
3. 636 views
Fixed points of f?f(x) = x^2+13/12x - 1/2 a) use algebra to find the fixed points and classify them. b) use the gradient
1. 2 answers
2. asked by Chamberlain
3. 667 views