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nikklg [1K]
3 years ago
9

There are 18 students in a class. Each day, the teacher randomly

Mathematics
1 answer:
Maurinko [17]3 years ago
8 0
The answer is (3) 4896.

This number comes from multiplying 18 x 17 x 16

This is because any of the 18 students could be picked as a leader. Then, any of the remaining 17 students could be picked as a recorder. Then, any of the remaining 16 students could be picked as a timekeeper. Therefore, you multiply 18 by 17 by 16 to get 4896 combinations.
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elena-s [515]

I think (jk) (x) means j times k

(jk) (x) = -7x(9 - 2x) //Using Distributive Property.

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7 0
3 years ago
Multiply: (5x − 2)(4x2 − 3x − 2)
Alex Ar [27]
Hello there!

(5x - 2)(4x² - 3x - 2)

Use the distributive property

=(5x)(4x²) + (5x)(-3x) + (5x)(-2) + (-2)(4x²) + (-2)(-3x)² + (-2)(-2)

= 20x³ - 15x² - 10x - 8x² + 6x + 4

= 20x³ - 23x² -4x + 4


As always, it is my pleasure to help students like you. Let me know if you have any questions.
3 0
3 years ago
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Determine if the equation is parallel, perpendicular, or neither;
USPshnik [31]
The equations are parallel because the slopes are opposite reciprocals, which means if you flip -3/2 and multiply by -1 you get 2/3.
6 0
3 years ago
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I don't understand. Please help answer questions!!!!!!
insens350 [35]
16) yes, they are reflections on a summit.
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7 0
3 years ago
A vat of orange juice contains the juice from 734 oranges if a company has 76 vats how many oranges would they use to fill them
Morgarella [4.7K]

Answer:

55,784 oranges

Step-by-step explanation:

To fill the vats, they would need the number of oranges needed to fill one vat multiplied by the amount of vats they have.

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So, the company will need a total of 55,784 oranges to fill all 76 vats.

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