f:{0,1}4{0,1}3 f(x) is obtained from x by removing the first bit. For example, f(1000)=000. Select the correct description of the function f. One-to-one and onto One-to-one but not onto Onto but not one-to-one Neither one-to-one nor onto Question 12 f:ZZ.f(x)=x/3 Select the correct description of the function f. One-to-one and onto One-to-one but not onto Onto but not one-to-one Neither one-to-one nor onto