(-2)99次方-(-2)98次方-(-2)97次方 等于多少?
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发布时间:2022-05-01 13:57
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热心网友
时间:2023-10-16 16:14
解:
(-2)99次方-(-2)98次方-(-2)97次方
=(-2)^99-(-2)^98-(-2)^97
=-2^99-2^98+2^97
=2^97-2^99-2^98
=(2^97)(1-2^2-2^1)
=(2^97)(-5)
=-5×(2^97)
=-(10/2)×(2^97)
=-10×(2^-1)×(2^97)
=-10×(2^96)
=-792281625142643375935439503360
热心网友
时间:2023-10-16 16:14
解:
(-2)99次方-(-2)98次方-(-2)97次方
=(-2)^99-(-2)^98-(-2)^97
=-2^99-2^98+2^97
=2^97-2^99-2^98
=(2^97)(1-2^2-2^1)
=(2^97)(-5)
=-5×(2^97)
=-(10/2)×(2^97)
=-10×(2^-1)×(2^97)
=-10×(2^96)
=-792281625142643375935439503360
热心网友
时间:2023-10-16 16:15
(-2)99次方-(-2)98次方-(-2)97次方
=(-2)97次方*[(-2)2次方-(-2)-1]
=(-2)97次方*(4+2-1)
=5*(-2)97次方
热心网友
时间:2023-10-16 16:15
解:
(-2)99次方-(-2)98次方-(-2)97次方
=(-2)^99-(-2)^98-(-2)^97
=-2^99-2^98+2^97
=2^97-2^99-2^98
=(2^97)(1-2^2-2^1)
=(2^97)(-5)
=-5×(2^97)
=-(10/2)×(2^97)
=-10×(2^-1)×(2^97)
=-10×(2^96)
=-792281625142643375935439503360
热心网友
时间:2023-10-16 16:15
(-2)99次方-(-2)98次方-(-2)97次方
=(-2)97次方*[(-2)2次方-(-2)-1]
=(-2)97次方*(4+2-1)
=5*(-2)97次方
热心网友
时间:2023-10-16 16:15
(-2)99次方-(-2)98次方-(-2)97次方
=(-2)97次方*[(-2)2次方-(-2)-1]
=(-2)97次方*(4+2-1)
=5*(-2)97次方