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  • what is the value of 3+(-3) what is the value of (-10.4) + 10.4 these pairs of numbers are called opposites.what is the

    what is the value of 3+(-3) what is the value of (-10.4) + 10.4 these pairs of numbers are called opposites.what is the sum of a number and its opposite?does every number have an opposite?state the opposite of
    (a)-2.341 (b)1/3 (c)x (d)x+2 (e)x-2
    數(shù)學(xué)人氣:547 ℃時間:2020-02-04 07:54:55
    優(yōu)質(zhì)解答
    3+(-3)=0
    (-10.4)+10.4=0
    以上這兩隊數(shù)被稱為相反數(shù),一個數(shù)和它自身的相反數(shù)的和是多少?每個數(shù)都有相反數(shù)嗎?
    寫出下面各數(shù)的相反數(shù):
    (a)-2.341(b)1/3(c)x(d)x+2(e)x-2
    (a)2.341(b)-1/3(c)-x(d)-(x+2)或 -x-2(e)-(x-2)或 -x+2
    祝你學(xué)習(xí)進(jìn)步,更上一層樓! (*^__^*)
    不明白的再問喲,請及時采納,多謝!
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