1) a. A mobile phone shop has 7 colors of iPad, 8 colors of HCT mobile phones and four colors of headphone. In how many ways a customer can choose two iPad or three HCT mobiles with a headphone. b. If °Pr+1 = 3024, find the value of r.
1) a. A mobile phone shop has 7 colors of iPad, 8 colors of HCT mobile phones and four colors of headphone. In how many ways a customer can choose two iPad or three HCT mobiles with a headphone. b. If °Pr+1 = 3024, find the value of r.
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.3: Informal Geometry And Measurement
Problem 9E: Must two different points be collinear? Must three or more points be collinear? Can three or more...
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