A rational expression is undefined when the denominator is zero.

is undefined when x=0 or x=2.
Answer:
7 children
Step-by-step explanation:
$505-$115= $390
$390÷$65= 6
6+1= 7
Answer:
Please add a attachment.
Step-by-step explanation:
F(x) = x^2 + 24x + 138
f(x) = x^2 + 24x + (24/2)^2 + 138 - (24/2)^2
f(x) = (x+12)^2 - 6
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