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Question 1 1 pts

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Given X = (1, 2, 3, 4}, Y={5, 6}, and f={(1, 5), (2, 5), (3, 5)}, f is a function from X to Y.

Given X = (1, 2, 3, 4}, Y={5, 6}, and f={(1, 5), (2, 5), (3, 5)}, f is a function from X to Y.

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X is the set of students at Park University and, for every element x in X, g(x) is the daughter of x. g is a function with domain X.

X is the set of students at Park University and, for every element x in X, g(x) is the daughter of x. g is a function with domain X.

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Question 3 1 pts

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Given<img src="/courses/9185/files/491812/preview" alt=""> is the set of real number and, for <img src="/courses/9185/files/491815/preview" alt="">is a function with domain X.

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Question 4 1 pts

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Given<img src="/courses/9185/files/491661/preview" alt=""> function <img src="/courses/9185/files/491681/preview" alt=""> is one-to-one and onto.

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Question 5 1 pts

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Given<img src="/courses/9185/files/491684/preview" alt=""> function <img src="/courses/9185/files/491681/preview" alt=""> is onto.

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Given<img src="/courses/9185/files/491812/preview" alt=""> is the set of real number and, for <img src="/courses/9185/files/491830/preview" alt="">function<img src="/courses/9185/files/491817/preview" alt="">is one-to-one and onto.

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Question 7 1 pts

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Given domain X is a set of positive integers, <img src="/courses/9185/files/491806/preview" alt=""> and <img src="/courses/9185/files/491657/preview" alt="">. What is function <img src="/courses/9185/files/491809/preview" alt="">

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Given <img src="/courses/9185/files/491825/preview" alt="">what is the value of <img src="/courses/9185/files/491832/preview" alt="">

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What is the number of subsets of {a,b,c,d,e,f,g} containing exactly 3 elements?

What is the number of subsets of {a,b,c,d,e,f,g} containing exactly 3 elements?

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Question 10 1 pts

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Which one of the following lists all the subsets of {a,b,c,d} containing exactly 3 elements?

Which one of the following lists all the subsets of {a,b,c,d} containing exactly 3 elements?

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A basketball coach must choose a 3-person starting team from a roster of 8 players. In how many ways is this possible?

A basketball coach must choose a 3-person starting team from a roster of 8 players. In how many ways is this possible?

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At Tony’s, a pizza can be ordered with any combination of the following ingredients: ham, hamburger, mushrooms, pepper, and onion. How many pizzas can be ordered?

At Tony’s, a pizza can be ordered with any combination of the following ingredients: ham, hamburger, mushrooms, pepper, and onion. How many pizzas can be ordered?

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If a test consists of 7 question to be answered true or false, in how many ways can all 7 questions be answered?

If a test consists of 7 question to be answered true or false, in how many ways can all 7 questions be answered?

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Question 14 4 pts

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X is the set of students at Park University and, for every element x in X, g(x) is the daughter of x. g is a function with domain X.

X is the set of students at Park University and, for every element x in X, g(x) is the daughter of x. g is a function with domain X.

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Question 15 4 pts

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Given X = (1, 2, 3, 4}, Y={5, 6}, and f={(1, 5), (2, 5), (3, 5)}, f is a function from X to Y.

Given X = (1, 2, 3, 4}, Y={5, 6}, and f={(1, 5), (2, 5), (3, 5)}, f is a function from X to Y.

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Question 16 4 pts

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If a test consists of 7 question to be answered true or false, in how many ways can all 7 questions be answered?

If a test consists of 7 question to be answered true or false, in how many ways can all 7 questions be answered?

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Question 17 4 pts

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Given <img src="/courses/9185/files/489919/preview" alt="">what is the value of <img src="/courses/9185/files/489923/preview" alt="">

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Question 18 4 pts

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Given<img src="/courses/9185/files/489871/preview" alt=""> is the set of real number and, for <img src="/courses/9185/files/489903/preview" alt="">is a function with domain X.

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Question 19 4 pts

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Given<img src="/courses/9185/files/489871/preview" alt=""> is the set of real number and, for <img src="/courses/9185/files/489910/preview" alt="">function<img src="/courses/9185/files/489807/preview" alt="">is one-to-one and onto.

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Given<img src="/courses/9185/files/489905/preview" alt=""> function <img src="/courses/9185/files/489842/preview" alt=""> is one-to-one and onto.

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Question 21 4 pts

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Given<img src="/courses/9185/files/489908/preview" alt=""> function <img src="/courses/9185/files/489842/preview" alt=""> is onto.

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Question 22 4 pts

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Which one of the following lists all the subsets of {a,b,c,d} containing exactly 3 elements?

Which one of the following lists all the subsets of {a,b,c,d} containing exactly 3 elements?

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Question 23 4 pts

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A basketball coach must choose a 3-person starting team from a roster of 8 players. In how many ways is this possible?

A basketball coach must choose a 3-person starting team from a roster of 8 players. In how many ways is this possible?

True

Explanation / Answer

Given X = (1, 2, 3, 4}, Y={5, 6}, and f={(1, 5), (2, 5), (3, 5)}, f is a function from X to Y.

true

because each value in X there is only one image in Y

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