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resolva, em R, cada equaçao utilizando a formula de bhaskara. a) x² + 8x - 9 = 0 b) -x² + 4x - 3 = 0 c)x² - 3x + 2 = 0 d)-x² + 9x - 20 = 0
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Mathematics, 21.06.2019 20:30
25) 56(1) = 5b a. identity property of addition b. identity property of multiplication c. commutative property of multiplication d. commutative property of addition
Answers: 1
resolva, em R, cada equaçao utilizando a formula de bhaskara. a) x² + 8x - 9 = 0 b) -x² + 4x - 3 = 0...
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