Question

is sinx^2 equivilent to 1-cosx^2?

Answer 1

oh yes oh yes!!!

Answer 2

that is an identity. one o' the basic ones. ask any one in the order of phoenix, and they shall know!!! :p :p

Answer 3

If (sinx)^2, then yes

Answer 4

if this is what you meant...
\[\sin^2x=1-\cos^2x\]
the answer is yes...
but...
if this is what you meant....
\[\sin(x^2)=1-\cos(x^2)\]
then the answer is no.