x-1=0;
x=1;
y-2=0;
y=2;
z-3=0;
z=3;
所以
(X+1)(Y-2)(Z+3)
=(1+1)×(2-2)×(3+3)
=2×0×6
=0;
很高興為您解答,skyhunter002為您答疑解惑
如果本題有什么不明白可以追問(wèn),
再問(wèn)一道.若X-1的絕對(duì)值+Y-2的絕對(duì)值+Z-3的絕對(duì)值=0,則(X+1)(Y-2)(Z+3)的值為多少?
再問(wèn)一道.若X-1的絕對(duì)值+Y-2的絕對(duì)值+Z-3的絕對(duì)值=0,則(X+1)(Y-2)(Z+3)的值為多少?
數(shù)學(xué)人氣:369 ℃時(shí)間:2020-09-29 23:33:50
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