Let T(z) = -6z* +z² –1 and U(x) = 2z – 4x + 3. Find T(z) +U(z) %3D OA. -6z4 + 2z3 +z² - 4z + 2 OB. -7z10 +2 OC. -4z4 - 3z² + 2 OD. -427 - 3z + 2

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