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Ludmilka [50]
2 years ago
5

Darius started his baseball card collection with 7 cards that he got from his dad. He bought 1 pack of cards each month for 20 y

ears. After 1 year he had 79 cards in his collection. Darius gave his entire collection to his son 20 years after he got it from his dad. Which of the following is the domain of the function representing the number of baseball cards in Darius’s collection?
A. 7< or = x< or = 1,580

B.7< or = x< or = 1,447

C.0< or = x
D.0< or = x< or = 20
Mathematics
1 answer:
koban [17]2 years ago
4 0

Answer:

b

Step-by-step explanation:

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1. a) equation of the line :

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and if we plug the value of x as 5, we get

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now, just plot the points (0 , -7) and (5 , -5) and join them.

2. b) equation of line is :

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here, y - intercept = 5

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now, Plugging the value of x = 1 we get :

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Let's use w to symbolize the weight of kittens. Given by the statement "each kitten weighs less than 3.5 ounces" we know that

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