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Answer:
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Step-by-step explanation:
Cubic functions always have ends pointing in opposite directions. They are recognized with the leading coefficient's <em>degree</em><em> </em>of 3. The integer of the coefficient just turns the graph vice versa, the inverse of what it originally was when it was a positive coefficient.
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Answer:
1. {5,-9}
2.{4}
3.{9/2}
Step-by-step explanation:
The equation can be solved as follows:
Then, the solutions of the equation are .
Now, if , we can solve the equation
as follows:
So, the unique solution of this last equation is
The last equation is , where
. To solve this equation we can proceed as follows:
But, x=11/4 is not a solution of this equation. So the unique solution is x=9/2.