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Evaluate the following limits: limy→0[5y3+8y23y4-16y2]

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Question

Evaluate the following limits: `lim_(y -> 0)[(5y^3 + 8y^2)/(3y^4 - 16y^2)]`

Sum
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Solution

`lim_(y -> 0)[(5y^3 + 8y^2)/(3y^4 - 16y^2)]`

= `lim_(y -> 0) (y^2 (5y + 8))/(y^2 (3y^2 - 16)`

= `lim_(y -> 0) (5y + 8)/(3y^2 - 16)    ...[("As"  y -> 0","   y ≠ 0),(therefore y^2 ≠ 0)]`

= `(5(0) + 8)/(3(0)^2 - 16`

= `8/(-16)`

= `-1/2`

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Chapter 7: Limits - EXERCISE 7.2 [Page 102]

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