Mathematics

Mathematics

Problem

Simplify: 7y2−2y+7−(−2y2+12y−3)(2y)7y^2 - 2y + 7 - (-2y^2 + \frac{1}{2}y - 3)(2y) (A) 6y2+4y+4y3+76y^2 + 4y + 4y^3 + 7 (B) 6y2−4y+4y3+76y^2 - 4y + 4y^3 + 7 (C) 6y2−4y+4y3−76y^2 - 4y + 4y^3 - 7 (D) 2y2+4y+4y3+72y^2 + 4y + 4y^3 + 7

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