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Questions
Perfоm the indicаted оperаtiоn. (8x6 - 12x3 + 19) - (4x3 +2x6 + 11)
Add.(2x2 - 5xy + y2) + (3x2 + 8xy - y2) + (x2 + xy - y2)
Add.(3 + 9x5 + 9x2) + (2x5 - 4x2 + 8)
Divide.(45x7 + 36x5 - 81x2) ÷ (-9x2)
Multiply.(x + 7)(x - 7)