List all the combinations of four objects x, y, z, and s taken two at a time. What is C,?

College Algebra
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ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
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List all the combinations of four objects x, y, z, and s taken two at a time. What is C,?
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List all the combinations of four objects x, y, z, and s taken two at a time. Choose the correct answer below.
О А. Х, у, z, s
O B. xy, xz, xs, yx, yz, ys, zx, zy, zs, sx, sy, sz
O C. xy, xz, xs, yz, ys, zs
O D. хX, ху, Xz, xs, уу, уz, ys, zz, zs, ss
What is 4C2?
(Simplify your answer.)
Transcribed Image Text:List all the combinations of four objects x, y, z, and s taken two at a time. What is C,? 4 List all the combinations of four objects x, y, z, and s taken two at a time. Choose the correct answer below. О А. Х, у, z, s O B. xy, xz, xs, yx, yz, ys, zx, zy, zs, sx, sy, sz O C. xy, xz, xs, yz, ys, zs O D. хX, ху, Xz, xs, уу, уz, ys, zz, zs, ss What is 4C2? (Simplify your answer.)
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