Question: ( 1 ) Determine if given expression is a function. If so , find out if it is one to one, onto or bijection. (

(1) Determine if given expression is a function. If so, find out if it is one to one, onto or bijection.
(a) Given f:ZZ+,f(x)=-2x2+1.
(b) Given f:ZZ,f(x)=-3x+4.
(1) Determine if given expression is a function. If so, find

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