Darien ordered a soda for $2.75, a sandwhich for $8.50, and a dessert for $3.85. Sales tax was $1.15. Whats the total amount of
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Since the limit becomes the undetermined form
it means that both polynomials have a root at . So, we can fact both numerator and denominator:
So, the fraction becomes
Now, as x approaches 1, you have no problems anymore: