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just b, c, d not a Find out whether the following functions from R to R are injective, surjective, and/or bijective. No proofs are required.
just b, c, d not a Find out whether the following functions from R to R are injective, surjective, and/or bijective. No proofs are required. a. f(z) = 2-2 b. (2) 72.10 c. f(z) = (2+1)xsin z d. (z) = 1/(22.1)
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