Mathematics Homework Help

How Many ways can a coin be flipped 6 times?

I got 2^6=64 times

now part B.) How many ways can it be flipped so that heads appears once?Help please

I asked this yesterday tutor said 64/64-63/64=1/64, then a classmate said it was wrong and that it was 

64-C(6,1)=64-6=58 which one is it?