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lim x→∞ [ln(8 + x^2) − ln(7 + x)] Find the x-value at which f is...

lim x→∞ [ln(8 + x^2) − ln(7 + x)]

Find the x-value at which f is discontinuous and determine whether f is continuous from the right, or from the left, or neither.

f(x) =
2 + x2      if x ≤ 0
6 − x      if 0 < x ≤ 6
(x − 6)2      if x > 6

x = _____

a) continuous from the right

b) continuous from the left   

c) neither

Math   Calculus   
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