S = {1, 2, 3, 4, 5}. (a) Pick 3 numbers from S without repetition to make a 3-digit integer. How many possible integers can we get? (b) Pick 3 numbers from S without repetition to make a 3-digit integer. How many possible integers are divisible by 5? (c) Pick 3 numbers from S without repetition to make a 3-digit integer. How many possible odd integers can we get? (d) Pick 3 numbers from S to make a 3-digit integer if repetition is allowed. How many possible odd integers can we get?
S = {1, 2, 3, 4, 5}. (a) Pick 3 numbers from S without repetition to make a 3-digit integer. How many possible integers can we get? (b) Pick 3 numbers from S without repetition to make a 3-digit integer. How many possible integers are divisible by 5? (c) Pick 3 numbers from S without repetition to make a 3-digit integer. How many possible odd integers can we get? (d) Pick 3 numbers from S to make a 3-digit integer if repetition is allowed. How many possible odd integers can we get?
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
Chapter5: Factoring Polynomials
Section5.7: Factoring Pattern For X2+bx+c, C Positive
Problem 5OE
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S = {1, 2, 3, 4, 5}. (a) Pick 3 numbers from S without repetition to make a 3-digit integer. How many possible integers can we get? (b) Pick 3 numbers from S without repetition to make a 3-digit integer. How many possible integers are divisible by 5? (c) Pick 3 numbers from S without repetition to make a 3-digit integer. How many possible odd integers can we get? (d) Pick 3 numbers from S to make a 3-digit integer if repetition is allowed. How many possible odd integers can we get?
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