urgent ..

formula for sin^{-1}X + sin^{-1}Y , sin^{-1}X -sin^{-1}Y

cos^{-1}X + cos^{-1}Y

cos^{-1}X - cos^{-1}Y

find the value of x : sin^{-1}x + sin^{-1}(1-x) = cos^{-1}x

Find distance of the point (-2,3,-4) from the line (x+2)/3=(2y+3)/4=(3z+4)/5, measured parallel to the plane 4x+12y-3z+1=0

integrate 1/(sinx+cosx)?

Find the equation of the plane containing the lines--

r = i + j + u(i + 2j - k) and r = i + j + k(-i + j - 2k)

Find the distance of this plane from the origin and also from the point (1,1,1)

integrate : 1/sin^4x+cos^4x dx

find the derivative of cos root x wrt x from first principle??

2tan^-1x = cos^-1(1-x^2/1+x^2)

how to integrate

f (log(sin x ))dx

if y= [log(x+root x^{2}+1)]^{2 }show that (1+x^{2}) d^{2}y/dx^{2} +xdy/dx =2

integration of root Tan x

urgent ..

formula for sin

^{-1}X + sin^{-1}Y , sin^{-1}X -sin^{-1}Ycos

^{-1}X + cos^{-1}Ycos

^{-1}X - cos^{-1}Yfind the value of x : sin

^{-1}x + sin^{-1}(1-x) = cos^{-1}xFind distance of the point (-2,3,-4) from the line (x+2)/3=(2y+3)/4=(3z+4)/5, measured parallel to the plane 4x+12y-3z+1=0

integrate 1/(sinx+cosx)?

Find the equation of the plane containing the lines--

r = i + j + u(i + 2j - k) and r = i + j + k(-i + j - 2k)

Find the distance of this plane from the origin and also from the point (1,1,1)

integrate : 1/sin^4x+cos^4x dx

find the derivative of cos root x wrt x from first principle??

2tan^-1x = cos^-1(1-x^2/1+x^2)

how to integratef (log(sin x ))dxif y= [log(x+root x

^{2}+1)]^{2 }show that (1+x^{2}) d^{2}y/dx^{2}+xdy/dx =2integration of root Tan x