①.[x-y][y-x]²【x-y】=--------- ②.2^2×【-2】³=--------- ③.【-0.25】的2013方×4的2014次方=----------④.计算;a^2×a^3+【-a】的5次方-a×【a^2】²+2【[a^4]²÷a³】⑤【-x】³÷x乘【-x】²
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![①.[x-y][y-x]²【x-y】=--------- ②.2^2×【-2】³=--------- ③.【-0.25】的2013方×4的2014次方=----------④.计算;a^2×a^3+【-a】的5次方-a×【a^2】²+2【[a^4]²÷a³】⑤【-x】³÷x乘【-x】²](/uploads/image/z/10311827-59-7.jpg?t=%E2%91%A0.%5Bx-y%5D%5By-x%5D%26%23178%3B%E3%80%90x-y%E3%80%91%3D---------+%E2%91%A1.2%5E2%C3%97%E3%80%90-2%E3%80%91%26%23179%3B%3D---------+%E2%91%A2.%E3%80%90-0.25%E3%80%91%E7%9A%842013%E6%96%B9%C3%974%E7%9A%842014%E6%AC%A1%E6%96%B9%3D----------%E2%91%A3.%E8%AE%A1%E7%AE%97%EF%BC%9Ba%5E2%C3%97a%5E3%2B%E3%80%90-a%E3%80%91%E7%9A%845%E6%AC%A1%E6%96%B9-a%C3%97%E3%80%90a%5E2%E3%80%91%26%23178%3B%2B2%E3%80%90%5Ba%5E4%5D%26%23178%3B%C3%B7a%26%23179%3B%E3%80%91%E2%91%A4%E3%80%90-x%E3%80%91%26%23179%3B%C3%B7x%E4%B9%98%E3%80%90-x%E3%80%91%26%23178%3B)
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①.[x-y][y-x]²【x-y】=--------- ②.2^2×【-2】³=--------- ③.【-0.25】的2013方×4的2014次方=----------④.计算;a^2×a^3+【-a】的5次方-a×【a^2】²+2【[a^4]²÷a³】⑤【-x】³÷x乘【-x】²
①.[x-y][y-x]²【x-y】=--------- ②.2^2×【-2】³=--------- ③.【-0.25】的2013方×4的2014次方=----------
④.计算;a^2×a^3+【-a】的5次方-a×【a^2】²+2【[a^4]²÷a³】
⑤【-x】³÷x乘【-x】²
①.[x-y][y-x]²【x-y】=--------- ②.2^2×【-2】³=--------- ③.【-0.25】的2013方×4的2014次方=----------④.计算;a^2×a^3+【-a】的5次方-a×【a^2】²+2【[a^4]²÷a³】⑤【-x】³÷x乘【-x】²
-x的2次+2xy-y的2次
2的5次的相反数
-4
2a的5次-a的4次
x的4次的相反数
(x-y)^3*(x-y)^2*(y-x)
=-(x-y)^3*(x-y)^2*(x-y)
=-(x-y)^(3+2+1)
=-(x-y)^6
-x的2次+2xy-y的2次 2的5次的相反数 -4 2a的5次-a的4次 x的4次的相反数