kguster
kguster
08-01-2017
Mathematics
contestada
Factor: 5x squared minus 22xy minus 15y squared
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MattDobson1
MattDobson1
09-01-2017
(5x + 3y)(x - 5y)
5x*x = 5x2
5x*-5y = -25xy
3y*x = 3xy
3y*-5y = -15y2
= 5x2 - 22xy - 15y2
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