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OpenStudy (anonymous):
How many terms are in the expansion (x + y)10.
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OpenStudy (anonymous):
11
OpenStudy (anonymous):
not 10?
OpenStudy (anonymous):
11 because for each row in Pascal's triangle, there is 1 more for than the row number because of row 0
OpenStudy (anonymous):
thanksss :)
OpenStudy (anonymous):
that is true (x+y)^2 has 3 not 2
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