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April 21, 2014

April 21, 2014

Posted by **Disha** on Monday, November 26, 2012 at 10:54pm.

lim (x^2+4/^2-3x+1)

x->4

A. 1

B. 4

C. 5

D -oo

E. oo

- calculus -
**Disha**, Monday, November 26, 2012 at 11:15pm***x^2-3x+1

- calculus -
**Reiny**, Monday, November 26, 2012 at 11:48pmis this

lim (x^2 + 4)/(x^2 - 3x + 1)

x ---> 4

the first step in any limit is to actually sub in the approach value

in this case we get

lim(16+4)/(16 - 12 + 1)

= 20/5

= 4 , which is a real number, so we have no problem with this limit

the answer is 4 , all done!

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