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abruzzese [7]
4 years ago
13

Factor polynomial -3x^2-16x-5

Mathematics
1 answer:
forsale [732]4 years ago
8 0

Answer:

-(3x^2 + 16x + 5)

-(3x+1)(x+5)

Step-by-step explanation:

-1(3x^2+15x+x+5)

-1(3x^2+16x+5)

-3x^2-16x-5

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3 years ago
PLEASE HELP
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Answer:

(-∞ , -1) ∪ (4 , ∞)

Step-by-step explanation:

-1 > 3x + 2 or 3x + 2 > 14

-1> 3x + 2 or 3x + 2 > 14

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-1 > x or x > 4

(-∞ , -1) ∪ (4 , ∞)

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1 year ago
A wooden plank is cut into three pieces. The ratio of the length of the pieces of wood is 6:10:12. If the length of the original
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Answer:

290 centimetres

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The length of the original wooden plank is 812 centimetres, therefore, the length of the longer piece of wood is:

10/28 * 812 = 290 centimetres

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3 years ago
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