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Question #06b4b

1 Answer

Nov 30, 2017

Hole: #x=(4, 1/7)#

Explanation:

#(x-4)/(x^2-x-12)#

#(x-4)/((x+3)(x-4))#

#x-4# cancel

#1/(x+3)#

sub in the 4 for x

#1/(4+3)#

Hole: #x=(4, 1/7)#

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