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Find the product. (r + s)2 a) r² + 2rs + s b) r² + 2rs + s² c) r² + 2rs + 2s²
asked
Jul 22, 2017
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Find the product.
(r + s)2
a) r² + 2rs + s
b) r² + 2rs + s²
c) r² + 2rs + 2s²
Mathematics
high-school
Feltope
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Feltope
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Answer:
c) r² + 2rs + 2s²
Explanation:
YellowPillow
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Jul 24, 2017
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YellowPillow
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To answer the query above, square the binomial. First step in doing so is to square the first term. Then, multiply 2 to the product of the terms. Lastly, square the second term.
(r + s)^2 = r^2 + 2rs + s^2
Thus, the answer is letter B.
Tim Williscroft
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Jul 29, 2017
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Tim Williscroft
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