angel87
angel87
06-03-2016
Mathematics
contestada
square bionomial of (2x+3)^2
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spectre
spectre
06-03-2016
2x + 3
2x + 3
2x * 2x = 2x^2
2x * 3 = 6x
2x * 3 = 6x
3 * 3 = 9
Add them all up
2x^2 + 12x + 9
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