math200
math200
24-09-2015
Mathematics
contestada
write (9x-5y)(2x+3y) as a polynomial
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Panoyin
Panoyin
25-09-2015
(9x - 5y)(2x + 3y)
9x(2x + 3y) - 5y(2x+ 3y)
9x(2x) + 9x(3y) - 5y(2x) - 5y(3y)
18x² + 27xy - 10xy - 15y²
18x² + 17xy - 15y²
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