计算题:1' (0.25)^-0.5+(1/27)^-(1/3)-625^0.25

学习 时间:2026-04-02 09:00:51 阅读:3734
计算题:1' (0.25)^-0.5+(1/27)^-(1/3)-625^0.252' a^15 ×a^(-15) ×(a^-5)^0.5 ×(a^0.5)^3 (a>0)3' (0.064)^-(1/3) -(-7/8)^0 +[(-2)^3]^(-4/3)+16^-0.75 4’(124+22√3 )^(1/2)-27^(1/6)+16^(3/4)-2×(8^-2/3)^- 1 +5√2 ×(4^-2/3)^-1

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2026-04-02 09:00:51

1' (0。25)^-0。5+(1/27)^-(1/3)-625^0。25=(0。5)^-1+(1/3)^-1-5=2+3-5=02' a^15 ×a^(-15) ×(a^-5)^0。5 ×(a^0。5)^3 (a>0)=a^0 ×(a^0。5 )^-5×(a^0。5)^3 =(a^0。5 )^-2=a^-1=1/a3' (0。064)^-(1/3) -(-7/8)^0 +[(-2)^3]^(-4/3)+16^-0。75 =0。4^-1 - 1 + (-2)^-4 + 2^-3=5/2-1+1/16+1/8=27/164’(124+22√3 )^(1/2)-27^(1/6)+16^(3/4)-2×(8^-2/3)^- 1 +5√2 ×(4^-2/3)^-1 因为11*11*3=121*3所以(124+22√3 )^(1/2)=11+√3原式=11+√3-√3+8-8+5√2*4^2/3=11+5√2*4^2/3

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  • 傲娇的铃铛
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    2026-04-02 09:00:51

    1' (0。25)^-0。5+(1/27)^-(1/3)-625^0。25=(0。5)^-1+(1/3)^-1-5=2+3-5=02' a^15 ×a^(-15) ×(a^-5)^0。5 ×(a^0。5)^3 (a>0)=a^0 ×(a^0。5 )^-5×(a^0。5)^3 =(a^0。5 )^-2=a^-1=1/a3' (0。064)^-(1/3) -(-7/8)^0 +[(-2)^3]^(-4/3)+16^-0。75 =0。4^-1 - 1 + (-2)^-4 + 2^-3=5/2-1+1/16+1/8=27/164’(124+22√3 )^(1/2)-27^(1/6)+16^(3/4)-2×(8^-2/3)^- 1 +5√2 ×(4^-2/3)^-1 因为11*11*3=121*3所以(124+22√3 )^(1/2)=11+√3原式=11+√3-√3+8-8+5√2*4^2/3=11+5√2*4^2/3

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