# Function giving wrong graph view, not showing the values that do not exist

**URL:** <https://cl.desmos.com/t/function-giving-wrong-graph-view-not-showing-the-values-that-do-not-exist/4960>\
**Category:** Bug Reports\
**Created:** [June 20, 2023, 6:17am UTC](https://cl.desmos.com/t/function-giving-wrong-graph-view-not-showing-the-values-that-do-not-exist/4960 "2023-06-20T06:17:37Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![LFT\_Guest](https://yyz1.discourse-cdn.com/flex031/user_avatar/cl.desmos.com/lft_guest/32/4394_2.png) [@LFT\_Guest](https://cl.desmos.com/u/LFT_Guest)\
**Post date:** [June 20, 2023, 6:17am UTC](https://cl.desmos.com/t/function-giving-wrong-graph-view-not-showing-the-values-that-do-not-exist/4960/1 "2023-06-20T06:17:37Z")

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The function f(x)=(x^2-1)/(x-1) does not show the invalid value of (1,2) which does not exist in this function.

 ![Screenshot_20230620_091356_Chrome](https://canada1.discourse-cdn.com/flex031/uploads/desmos/original/2X/4/4912e4938104877690756ddabb06ec94f997c962.jpeg)

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<div class="post-metadata">

**Author:** ![JayChow](https://yyz1.discourse-cdn.com/flex031/user_avatar/cl.desmos.com/jaychow/32/1674_2.png) [@JayChow](https://cl.desmos.com/u/JayChow)\
**Post date:** [June 20, 2023, 4:21pm UTC](https://cl.desmos.com/t/function-giving-wrong-graph-view-not-showing-the-values-that-do-not-exist/4960/2 "2023-06-20T16:21:32Z")

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