Prove that `xtimes(ytimesz)=(xtimesy)timesz`

Prove that 0!=1

Prove that 0!=1

Prove that (1+x) 0

Prove that l||m||n

Let x, y, z be the vector, such that |x|=|y|=|z|=sqrt(2) and x, y, z make angles of 60^(@) with each other also, xtimes(ytimesz)=a and ytimes(ztimesx)=b xtimesy=c, . The value of z is

Let x, y, z be the vector, such that |x|=|y|=|z|=sqrt(2) and x, y, z make angles of 60^(@) with each other also, xtimes(ytimesz)=a and ytimes(ztimesx)=b xtimesy=c, then Q. The value of x is

Prove that is irrational.

Prove that is irrational.

Prove that |z|=|-z|

Prove that (1)/(2) =1