marcosisto

simplify :
a) e ^(x+2lnx) e to the power of (x+2lnx)

b) arctan squareroot of 3

Prove the identity (sec(q) - tan(q)) (sin(q) + 1) = cos(q)

Could you help me with this?

Find the domain of

If H(?) = ? cos ?, find H'(?) and H''(?).

lim (f(a+h,b)-f(a,b) )/h

h->0

f(x)=x^9h(x) h(-1)=3 h'(-1)=6 find f'(-1)

Find the coordinates of the image of point A(3, –9) after a rotation of 90 degrees clockwise about the origin.