Sets Find the indicated set if
(a)
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College Algebra
- Three-Digit Numbers How many three-digit numbers are possible under each condition? (a) The leading digit cannot be zero. (b) The leading digit cannot be zero and no repetition of digits is allowed. (c) The leading digit cannot be zero and the number must be a multiple of 5. (d) The number is at least 400.arrow_forwardTraffic Flow A section of a city’s street network is shown in the figure. The arrows indicate one-way streets, and the numbers show how many cars enter or leave this section of the city via the indicated street in a certain one-hour period. The variables x, y, z, and w represent the number of cars that travel along the portions of First, Second, Avocado, and Birch Streets during this period. Find x, y, z, and w, assuming that none of the cars stop or park on any of the streets shown.arrow_forwardReal Numbers List the elements of the given set that are (a) natural numbers (b) integers (c) rational numbers (d) irrational numbers {1.5,0,52,7,2.71,,3.14,100,8}arrow_forward
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