a+b+c=1, c=m(a×b), a=1÷√2, b=1÷√3,c=1÷√6 show that a and b are perpendicular

a+b+c=1, c=m(a×b), a=1÷√2, b=1÷√3,c=1÷√6 show that a and b a

1.	a+b+c=1, c=m(a×b), a=1÷√2, b=1÷√3,c=1÷√6 show that a and b are perpendicular
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