-2^99·(-1/2)^100+8^101·(-0.125^100)“·”是乘号.

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-2^99·(-1/2)^100+8^101·(-0.125^100)“·”是乘号.-2^99·(-1/2)^100+8^101·(-0.125^100)“·”是乘号.-2^99·(-1/2)^100

-2^99·(-1/2)^100+8^101·(-0.125^100)“·”是乘号.
-2^99·(-1/2)^100+8^101·(-0.125^100)
“·”是乘号.

-2^99·(-1/2)^100+8^101·(-0.125^100)“·”是乘号.
-2^99·(-1/2)^100+8^101·(-0.125^100)
=-2^99·2^-100 - 2^303 ·2^-300
=-2^-1 -2^3
=-1/2-8
=-8.5
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原式=-2^99*1/2^99*1/2+8^100*8*(-1/8^100)
=-(2*1/2)^99*1/2-(8*1/8)^100*8
=-1/2-8
=-8.5

=-2^99*(1/2)^100-8^101*0.125^100
=-(2*1/2)^99*(1/2)-(8*0.125)^10*8
=-1/2-8
=-17/2

=-[(-2)×(-1/2)]^99×(1/2)+(8×0.125)^100×(-8)
=-1/2-8
=-17/2.