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Examine the following function for continuity: f(x) = |x – 5| - Mathematics

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प्रश्न

Examine the following function for continuity:

f(x) = |x – 5|

योग
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उत्तर

Let f(x) = |x – 5|

`lim_(x->a^+)` f(x) = `lim_(h->0)` |a + h − 5|

= |a − 5|

= a − 5

`lim_(x->a^-)` f(x) = `lim_(h->0)` |a − h − 5|

= |a − 5|

= a − 5

f(a) = |a − 5| = a − 5

∴ `lim_(x->a^+)` f(x) = `lim_(x->a^-)` f(x) = f(a)

Hence, the given function f(x) = |x − 5| is continuous.

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 5: Continuity and Differentiability - Exercise 5.1 [पृष्ठ १५९]

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एनसीईआरटी Mathematics Part 1 and 2 [English] Class 12
अध्याय 5 Continuity and Differentiability
Exercise 5.1 | Q 3.4 | पृष्ठ १५९
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