Miss Cruz plotted some points on the board,no three of which are collinear. When sheasked her student to draw all the possiblelines through the points, he came up with 28lines. How many points were on the board?8.9.O 7O 10

Let assume number of lines are n

Answered: Miss Cruz plotted some points on the…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Miss Cruz plotted some points on the board, no three of which are collinear. When she asked her student to draw all the possible lines through the points, he came up with 28 lines. How many points were on the board? 8 9. O 7 O 10