C-10-Q080mediumsingle_mcqThe expansion of (1−2x2)5(1-2x^2)^5(1−2x2)5 is —a1−10x2+40x4−80x6+80x8−32x101-10x^2+40x^4-80x^6+80x^8-32x^{10}1−10x2+40x4−80