7. A multiple-choice test contains 10 questions. There are four possible answers for each question. In how many ways can a student answer the questions on the test if the student can leave answers blank. * (1 Point) 510 410 10³ C(10,5) P(10.4) 9. How many one-to-one function are there from a set with 5 elements to a set with 4 elements * (1 Point) 45 0 C(5.4) P(5, 4)
7. A multiple-choice test contains 10 questions. There are four possible answers for each question. In how many ways can a student answer the questions on the test if the student can leave answers blank. * (1 Point) 510 410 10³ C(10,5) P(10.4) 9. How many one-to-one function are there from a set with 5 elements to a set with 4 elements * (1 Point) 45 0 C(5.4) P(5, 4)
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question
8.7
![7. A multiple-choice test contains 10 questions. There are four possible answers for each question.
In how many ways can a student answer the questions on the test if the student can leave
answers blank. *
(1 Point)
510
410
105
C(10,5)
P(10,4)
9. How many one-to-one function are there from a set with 5 elements to a set with 4 elements *
(1 Point)
O
10
C(5.4)
P(5, 4)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2fdcf4b8-4ff3-406a-8dc4-12b3b6ae4af1%2F81576498-c3cb-4508-98ea-143967c0fead%2Fzzulfga_processed.jpeg&w=3840&q=75)
Transcribed Image Text:7. A multiple-choice test contains 10 questions. There are four possible answers for each question.
In how many ways can a student answer the questions on the test if the student can leave
answers blank. *
(1 Point)
510
410
105
C(10,5)
P(10,4)
9. How many one-to-one function are there from a set with 5 elements to a set with 4 elements *
(1 Point)
O
10
C(5.4)
P(5, 4)
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