Asked by Alex
The non-permissible values for the expression -9x+8 divided by -9x^2-55x+56 are?
a) x does not equal -8/9
b)x does not equal 8
c) x does not equal 8/9 and x does not equal -7
d) there are no restrictions
a) x does not equal -8/9
b)x does not equal 8
c) x does not equal 8/9 and x does not equal -7
d) there are no restrictions
Answers
Answered by
Steve
hint:
-9x^2-55x+56 = (7+x)(8-9x)
-9x^2-55x+56 = (7+x)(8-9x)
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