मराठी

Evaluate the following limits: limx→3[x2+2x-15x2-5x+6]

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प्रश्न

Evaluate the following limits: `lim_(x -> 3)[(x^2 + 2x - 15)/(x^2 - 5x + 6)]`

बेरीज
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उत्तर

`lim_(x -> 3)[(x^2 + 2x - 15)/(x^2 - 5x + 6)]`

= `lim_(x -> 3) ((x + 5)(x - 3))/((x - 2)(x - 3)`

= `lim_(x -> 3) (x + 5)/(x - 2)     ...[("as"  x -> 3","  x ≠ 3),(therefore x - 3 ≠ 0)]`

= `(3 + 5)/(3 - 2)`

= 8

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पाठ 7: Limits - EXERCISE 7.2 [पृष्ठ १०२]

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