Consider all positive integers with seven different digits. (Note that zero cannot be the first digit, and by different, we mean that there is no repeated digit in the number.) b.) Find the number of them which is greater than 8000000. c.) Find the number of them which are odd. d.) Find the number of them which are divisible by 5.
Consider all positive integers with seven different digits. (Note that zero cannot be the first digit, and by different, we mean that there is no repeated digit in the number.) b.) Find the number of them which is greater than 8000000. c.) Find the number of them which are odd. d.) Find the number of them which are divisible by 5.
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter11: Rational And Irrational Numbers
Section11.8: Adding And Subtracting Radicals
Problem 5E
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- Consider all positive integers with seven different digits. (Note that zero cannot be the first digit, and by different, we mean that there is no repeated digit in the number.)
b.) Find the number of them which is greater than 8000000.
c.) Find the number of them which are odd.
d.) Find the number of them which are divisible by 5.
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