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2 years ago

Thích of the following is a COMPLETE list of all possible Rat f(x) = 2x3 + 5x2 - 9x + 5

Mathematics

1 answer:

Korvikt [17]2 years ago

3 0

Answer:

1. Reduce 3x2-6x-240 to x^2 - 2x - 80

2. Use " ^ " to indicate exponentiation

3. Factor x^2 - 2x - 80 using completing the

x^2 - 2x + 1^2 - 1^2 - 80

(x+1)^2 - 1 - 80

(x+1)^2 - 81

(x+1)^2 - 9^2 = (x+1-9)(x+1 +9), or (x-8)(x+10)

Final answer, with all factors shown: 3(x-8)(x+10)

Step-by-step explanation:

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2 years ago

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