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Flag Differential Calculus> Find:-- lim x 2 - 4 x→2. ----------------...
question mark

Find:--
lim x2 - 4
x→2. ----------------
√x+2 - √3x-2

Tushar , 9 Years ago
Grade 12
anser 1 Answers
Vikas TU
Rationalise it or apply H-sopital.
=> (x^2-4)*  (√x+2 + √3x-2)/ (x+2 - 3x + 2)
=> (x^2-4)* (√x+2 + √3x-2)/(-2x +4)
=>(x-2) (x+2) (√x+2 + √3x-2)/-2(x-2)
=> -2(x+2) (√x+2 + √3x-2)
Simply Now put x = 2 to get the final limit.
Last Activity: 9 Years ago
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