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29 August, 14:19

There are 347 students at a college who have taken a course in calculus, 214 who have taken a course in discrete mathematics and 190 who have taken courses in both calculus and discrete mathematics.

A. How many students have taken a course in either calculus or discrete mathematics?

B. How many have taken calculus but not discrete mathematics?

C. How many have taken discrete mathematuics but not calculus?

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  1. 29 August, 15:13
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    |C| = 345

    Let C be the number of students taking calculus |D| = 212

    Let D be the number of students taking discrete mathematics = 188

    Number of students taking either calculus or discrete mathematics = 369
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