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Mathematics 21 Online
OpenStudy (perii224):

PLEASE HELP Which values for a and b make the statement (a + 2)(b - 9) = 0 true? a = 2, b = -9 a = -2, b = 9 a = -2, b = -9 a = 2, y = 9 Which values for x and y make the statement (x - 9)(y + 4) = 0 true? x = -9, y = 4 x = 9, y = 4 x = -9, y = -4 x = 9, y = -4

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