This was an exam question I had at the end of 2005 in my uni entrance exams.(adsbygoogle = window.adsbygoogle || []).push({});

Canyoudo it?

Establish the inequality

[tex] xcosx < sinx < x [/tex] where [tex]0<x<pi/2[/tex] using the unit circle.

is the tex working?

**Physics Forums - The Fusion of Science and Community**

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Unit Circle inequality.

Loading...

Similar Threads - Unit Circle inequality | Date |
---|---|

B Complex numbers unit circle | May 6, 2017 |

B Unit circle for trigonometry | Nov 6, 2016 |

I Why trigonometric ratios were defined for a unit circle | Apr 27, 2016 |

B Unit Circle and Other Trig Questions | Mar 2, 2016 |

Want to talk about unit circle | Dec 6, 2015 |

**Physics Forums - The Fusion of Science and Community**