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Determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 225 is a difference of squares: (y – 15)(y + 15) is not a difference of squares is a di…
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Determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 225 is a difference of squares: (y – 15)(y + 15) is not a difference of squares is a di…
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Nov 27, 2018
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Determine whether the polynomial is a difference of squares and if it is, factor it.
y2 – 225
is a difference of squares: (y – 15)(y + 15)
is not a difference of squares
is a difference of squares: (y + 15)2
is a difference of squares: (y – 15)2
Mathematics
high-school
Pikalek
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Remember these three formulas (really, learn these by heart):
The stated formula is a manifestation of the last of these three. So indeed,
Coelacanth
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Dec 3, 2018
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Coelacanth
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