A2 Domain Homework
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1. The domain of function d(y) is all real numbers because y can be any real number. 2. The domain of function g(k) is all real numbers because k can be any real number. 3. The domain of function b(n) is all real numbers because n can be any real number.
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A2 Domain Homework
- 1. Name: ___________________________________ Algebraically determine the following domains. Use correct set notation. 1. d(y) = y + 3 2. g(k) = 2k2 + 4k – 6 3. b(n) = 2n − 8 4. m(t ) = 9 − 3t x−5 u( x ) = 5. 2x + 4 1 a(r) = r + 6. r −1 2 y (c) = 2 7. c + 3c w+4 q( w) = 2 8. w +1 These contain combinations of functions. x f ( x) = 9. x+3 10. t ( v ) = v 2 + 2v − 8 t n (t ) = 11. 1+ t 1 x( y ) = y 4 + 2 y + y+ 12. y Range practice: Use your calculator to graph and determine the ranges of the functions numbered 1-5.