<span>Yes it is true that a continuous function that is never zero on an interval never changes sign on that interval. This is because of ever important Intermediate Value Theorem.</span>
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Answer:
$66
Step-by-step explanation:
$60 *0.1 is 6. $60+6 is 66. That is the price of the whole thing
Hope this helps plz mark brainliest :D
Answer:
(5,-4) and (-5,6)
Step-by-step explanation:
Given:

Solve it. First, express y in terms of x from the second equation:

Substitute it into the first equation:

Apply zero product property:

So,

When
then 
When
then 
We get two solutions: (5,-4) and (-5,6)
Answer:
maybe they are about to visit you or kill you or maybe something else