Given that standard deviation and mean of a data set for 20
1 answer:
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Answer: The factor form of the function F(x) is , where
gives two complex roots.
Explanation:
The given function is,
According to the rational root theorem 1 and -1 are the possible roots of each polynomial.
Put x=-1
Since the value of F(x) is 0 at x=-1 therefore the -1 is a root of given polynomial and (x+1) is a factor of F(x).
Use synthetic division method to divide the polynomial by (x+1).
The last row of the synthetic division shows the coefficient of remaining polynomial.
At x=2 the value of F(x) is 0, therefore (x-2) is a factor of F(x).
Use synthetic division method to divide the polynomial by (x-2).
Therefore the roots of F(x) are,
Where factors with real root and
are factors with complex roots.
Answer:
(-1,5) (3, 1/125)
Step-by-step explanation:
I used desmos to graph the equation then the points attached you will see the screenshot so you can be sure. The points are the same color as the circle on the left side of the point. Hope this helps!
