0o SHOTON REDMIS How many different nine-digit telephone numbers can be oformed if the fırst digit cannot be ?five 9 x 10* 9 x 10* 9 x 106 9 x 107

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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0O SHOT ON REDMI 9
O AI QUAD CAMERA
How many different nine-digit
telephone numbers can be
oformed if the fırst digit cannot be
?five
9 x 10°
9 x 10*
9 x 106
9 x 107
Transcribed Image Text:0O SHOT ON REDMI 9 O AI QUAD CAMERA How many different nine-digit telephone numbers can be oformed if the fırst digit cannot be ?five 9 x 10° 9 x 10* 9 x 106 9 x 107
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