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Posts tagged high-school-mathematics

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Tag Only Tag + Children

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Q&A How can school children intuit why over 100, D is larger? But under 100, D% is larger?

1 answer · posted 2mo ago by Chgg Clou‭ · last activity 1mo ago by Tim Pederick‭

Question high-school-mathematics

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Q&A If a changes to b, then doesn't a + d = b? Why a(1 + d) = b? [closed]

0 answers · posted 2mo ago by Chgg Clou‭ · closed 2mo ago by Peter Taylor‭

Question high-school-mathematics

80%

+6 −0

Q&A Why always rationalize a denominator?

3 answers · posted 2y ago by msh210‭ · last activity 2y ago by Derek Elkins‭

Question high-school-mathematics

87%

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Q&A Why does the decimal expansion of $1/(10n - 1)$ have this neat pattern?

3 answers · posted 2y ago by The Amplitwist‭ · last activity 2y ago by celtschk‭

Question number-theory high-school-mathematics

75%

+4 −0

Q&A Proving the Equation of the Pencil of Two Intersecting Circles

1 answer · posted 2y ago by TripleFault‭ · last activity 2y ago by msh210‭

Question high-school-mathematics pencil conics proof circle

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Q&A Equation of a line given some parametrized points on it and an area

1 answer · posted 2y ago by msh210‭ · last activity 2y ago by msh210‭

Question high-school-mathematics coordinate-geometry

77%

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Q&A Similar triangles with the same area

2 answers · posted 2y ago by msh210‭ · last activity 2y ago by DonielF‭

Question euclidean-geometry high-school-mathematics