Westonci.ca is your trusted source for finding answers to all your questions. Ask, explore, and learn with our expert community. Get quick and reliable solutions to your questions from knowledgeable professionals on our comprehensive Q&A platform. Get precise and detailed answers to your questions from a knowledgeable community of experts on our Q&A platform.

Determine whether each of these functions from {a,b,c,d} to itself is bijection if it is than find f -¹.

f(a)=b, f(b)=a, f(c)=d, f(d)=c
f(a)=a, f(b)=b, f(c)=c, f(d)=d​