For Each Part Assign The Limit A Real Number 00 Co Or Say That The Limit Does N

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How are these questions done without hospitals rule and without using tables.

For each part, assign the limit a real number, +00, -co, or say that the limit does notexist. Do not use L’Hopital’s Rule for these parts. Do not use tables.a.limx2+2x-3x-1×2+6x-7b.lim(2+h) 2019_22019h-0h