计算题一:(3m^2 n)^2 *(-2m^2)^4 * (-n^2)^5题二:(-a^2 b)^3-(a^3) * b^3-(-a)^4 *(ab)^2 * (-2b)题三:(-2a-1)^2 (2a-1)^2题四:(a+1)^2 - 5(a+1)(a-1)+2(a-1)^2

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计算题一:(3m^2 n)^2 *(-2m^2)^4 * (-n^2)^5题二:(-a^2 b)^3-(a^3) * b^3-(-a)^4 *(ab)^2 * (-2b)题三:(-2a-1)^2 (2a-1)^2题四:(a+1)^2 - 5(a+1)(a-1)+2(a-1)^2
x){nu_.dG=0΍3R{Hiiq& Z y )HbD$bc]8cM$ ,jHL4(IlUk׀2OgφmqRmQjTO(s>~; Mn5/.H̳zID

计算题一:(3m^2 n)^2 *(-2m^2)^4 * (-n^2)^5题二:(-a^2 b)^3-(a^3) * b^3-(-a)^4 *(ab)^2 * (-2b)题三:(-2a-1)^2 (2a-1)^2题四:(a+1)^2 - 5(a+1)(a-1)+2(a-1)^2
计算题一:(3m^2 n)^2 *(-2m^2)^4 * (-n^2)^5
题二:(-a^2 b)^3-(a^3) * b^3-(-a)^4 *(ab)^2 * (-2b)
题三:(-2a-1)^2 (2a-1)^2
题四:(a+1)^2 - 5(a+1)(a-1)+2(a-1)^2

计算题一:(3m^2 n)^2 *(-2m^2)^4 * (-n^2)^5题二:(-a^2 b)^3-(a^3) * b^3-(-a)^4 *(ab)^2 * (-2b)题三:(-2a-1)^2 (2a-1)^2题四:(a+1)^2 - 5(a+1)(a-1)+2(a-1)^2
题三:4a^2-1

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