Answer:
8 1/30
Step-by-step explanation:
Calculate by converting into improper fractions.
its option 3 because is doesn't have even sides
19 is the answer because you just divided 228 by 12
The fact that the coefficients are pairwise identical (except for sign) tells you that x^2 -1 is a factor (and x-5 is the other factor). Of course, you recognize x^2-1 as a special form (the difference of squares) that is factored as (x +1)(x -1).
The zeros are x = -1, +1, +5.
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A graphing calculator confirms this.