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MrRa [10]
3 years ago
8

What polynomial has roots of -4, 1, and 6?

Mathematics
1 answer:
Delicious77 [7]3 years ago
3 0
X^3-3x^2-22x+24
the first option is the answer

solution: (x + 4)(x - 1)(x -6) = (x^2 - x + 4x -4)(x - 6)
(x^2 + 3x -4)(x - 6) = x^3 -6x^2 + 3x^2 - 18x - 4x + 24 = x^3 - 3x^2 - 22x + 24
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Which of the following equations has a solution that is negative?
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Answer:

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4×5

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Four is being added five times by itself, so it is similar to being multiplied 5 times. I hope this helps!

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3 years ago
Express the following in scientific notation:<br> .000457
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kakasveta [241]

Answer:

5 × \frac{1}{100}

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4*100+2*10+3*1+6*\frac{1}{10}+x+9*\frac{1}{1000}=423.659\\4*100+2*10+3*1+6*0.1+x+9*0.001=423.659\\400+20+3+0.6+x+0.009=423.659\\423.609+x=423.659\\x=0.05\\\\50*\frac{1}{10}=5\\\\5*\frac{1}{100}=0.05\\\\50=50\\\\5*0.05=0.25

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