Zero plus one equals one.
One plus one equals two.
ONE
There is no reason at all. For most angles sin plus cos do not equal one.
I believe that it does equal one!
use you brain
You cannot prove that because it's false
Zero plus one equals one.
One plus one equals two.
No, but there is a way to prove that zero equals one.
one?
To prove that 2k 2k plus 1-1 by induction is a step by step process. But the induction 2 is not equal to 2 to the power of 0 take away 1.
ONE
There is no reason at all. For most angles sin plus cos do not equal one.
I believe that it does equal one!
15
You cannot prove it since it is not true for a general quadrilateral.