Pre-Calculus: 1001 Practice Problems For Dummies (+ Free Online Practice). Mary Jane Sterling

the Domain and Range of a Function

       126−135 Find the domain and range for the function.

      126.

      127.

      Illustration by Thomson Digital

      128.

129.

      130.

      131.

      132.

      133.

      134.

      135.

Recognizing Even Functions

       136−137 Determine which function is even.

      136. , , , ,

      137. , , , ,

Identifying Odd Functions

       138−139 Determine which function is odd.

      138. , , , ,

      139. , , , ,

Ruling Out Even and Odd Functions

       140 Determine which function is neither even nor odd.

140. , , , ,

Recognizing One-to-One Functions from Given Relations

      141−143 Determine which of the given relations is a one-to-one function over its domain.

      141. , ,

      142. ,,,,

      143.

      Illustration by Thomson Digital

      Illustration by Thomson Digital

      Illustration by Thomson Digital

      Illustration by Thomson Digital

      Illustration by Thomson Digital

Identifying One-to-One Functions from Equations

       144−145 Determine which of the functions is one-to-one over its domain.

      144. , , , ,