Name: Date:Write down the inverse function f^{-1}(x) given:
| Question 1: f(x)={\Large\frac{4}{x}} | Question 2: f(x)=7x^2 |
| Question 3: f(x)={\Large\frac{6}{x}} | Question 4: f(x)=6(x-2) |
| Question 5: f(x)=x-3 | Question 6: f(x)=(3x)^2 |
| Question 7: f(x)=8(x+4) | Question 8: f(x)={\Large\frac{x}{7}} |
| Question 9: f(x)={\Large\frac{2}{7}}x | Question 10: f(x)=6x-5 |
| Question 11: f(x)=\sqrt{5x} | Question 12: f(x)=9-x |
| Question 13: f(x)=7x+3 | Question 14: f(x)=x-8 |
| Question 15: f(x)={\Large\frac{x}{2}} | Question 16: f(x)=5-x |
| Question 17: f(x)=9\sqrt{x} | Question 18: f(x)={\Large\frac{9}{2}}x |
Show Answers
Hide Answers
© GCSEMathsWorksheets.com
Answers
| Question 1: f^{-1}(x)={\Large\frac{4}{x}} | Question 2: f^{-1}(x)=\Large \sqrt \frac{x}{7} |
| Question 3: f^{-1}(x)={\Large\frac{6}{x}} | Question 4: f^{-1}(x)={\Large\frac{x}{6}}+2 |
| Question 5: f^{-1}(x)=x+3 | Question 6: f^{-1}(x)=\Large \frac{\sqrt x}{3} |
| Question 7: f^{-1}(x)={\Large\frac{x}{8}}-4 | Question 8: f^{-1}(x)=7x |
| Question 9: f^{-1}(x)={\Large\frac{7}{2}}x | Question 10: f^{-1}(x)={\Large\frac{x+5}{6}} |
| Question 11: f^{-1}(x)={\Large\frac{x^2}{5}} | Question 12: f^{-1}(x)=9-x |
| Question 13: f^{-1}(x)={\Large\frac{x-3}{7}} | Question 14: f^{-1}(x)=x+8 |
| Question 15: f^{-1}(x)=2x | Question 16: f^{-1}(x)=5-x |
| Question 17: f^{-1}(x)={\Large\frac{x^2}{81}} | Question 18: f^{-1}(x)={\Large\frac{2}{9}}x |