若|a-b+1|与√a+2b+4互为相反数则(a-b)²ºº×(a-b)(a-b)(a-b)(a-b)(a-b)等于多少?
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![若|a-b+1|与√a+2b+4互为相反数则(a-b)²ºº×(a-b)(a-b)(a-b)(a-b)(a-b)等于多少?](/uploads/image/z/2498211-27-1.jpg?t=%E8%8B%A5%7Ca%EF%BC%8Db%2B1%7C%E4%B8%8E%E2%88%9Aa%2B2b%2B4%E4%BA%92%E4%B8%BA%E7%9B%B8%E5%8F%8D%E6%95%B0%E5%88%99%EF%BC%88a-b%EF%BC%89%26%23178%3B%26%23186%3B%26%23186%3B%C3%97%EF%BC%88a-b%EF%BC%89%EF%BC%88a-b%EF%BC%89%28a-b%29%28a-b%29%28a-b%29%E7%AD%89%E4%BA%8E%E5%A4%9A%E5%B0%91%3F)
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若|a-b+1|与√a+2b+4互为相反数则(a-b)²ºº×(a-b)(a-b)(a-b)(a-b)(a-b)等于多少?
若|a-b+1|与√a+2b+4互为相反数则(a-b)²ºº×(a-b)(a-b)(a-b)(a-b)(a-b)等于多少?
若|a-b+1|与√a+2b+4互为相反数则(a-b)²ºº×(a-b)(a-b)(a-b)(a-b)(a-b)等于多少?
即|a-b+1|+√a+2b+4=0
所以a-b+1=0
a+2b+4=0
所以b=-1,a=-2
所以a-b=-1
所以原式=(a-b)的205次方=-1