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Can you please help me this with this ):
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18 votes
Can you please help me this with this ):

Can you please help me this with this ):-example-1
User Hkatz
by
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1 Answer

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x² − 2x − 15 = (x + r)( x + s)
Factor to get: (x + 3)(x - 5) = (x + r)( x + s)
Rewrite as: (x + 3)(x + -5) = (x + r)( x + s)
So, it's possible that r = 3 and s = -5
Here, r - s = 3 - (-5)
= 8
User Rishimaharaj
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3.1k points
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