Question: 3. Evaluate the following limits, if they exist. If the limit does not exist, write DNE (3 marks each) 2 . x +12x+20 . lx+21

3. Evaluate the following limits, if they exist. If the limit does not exist, write DNE (3 marks each) 2 . x +12x+20 . \\lx+21 a) 11m 2 b) ll'm x>2 4x +5x6 x>1 x+1
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