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ostentatious
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Math Teaser
Problem
Jane has five coins totaling 35 cents. Each coin is either a penny, a nickel, a dime, or a quarter. After using two of the coins ...
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SAT SUBJECT TESTS: Math 1 Question #1

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Question: (r + s + 3)(r - s - 3) =

Choices:
A.
B.
C.
D.
E.



The correct answer is E. Multiply each term in the first expression by each term in the second expression:

  
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