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laiz [17]
3 years ago
7

You want to pick a four-player tennis team. There are eight players to choose from. How many

Mathematics
1 answer:
lana [24]3 years ago
6 0

Answer:

70

Step-by-step explanation:

From 8, we want to choose 4.  So:

₈C₄ = 8! / (4! (8-4)!)

₈C₄ = 8! / (4! 4!)

₈C₄ = (8×7×6×5×4×3×2×1) / (4×3×2×1 × 4×3×2×1)

₈C₄ = (8×7×6×5) / (4×3×2×1)

₈C₄ = 70

There are 70 different teams you can form.

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Zanzabum
<h3>Answer:  Choice C)  -2b - 1</h3>

=================================================

Work Shown:

3r + 2 - r = -4b

(3r-r) + 2 = -4b

2r + 2 = -4b

2r+2-2 = -4b-2 .... subtracting 2 from both sides

2r = -4b-2

2r/2 = (-4b-2)/2 .... dividing both sides by 2

r = (-4b-2)/2

r = (-4b)/2 - 2/2 ... break up the fraction

r = -2b - 1

6 0
3 years ago
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lawyer [7]

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3 years ago
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4 0
3 years ago
19. Find the measure of angle ABC.
aliya0001 [1]

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