2^3=18 2^1 ×2^−4 =2^−3=−8
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neonoewowoxm25p
Middle School
Which equation shows equivalent forms of the expression 21 x 2-4 ?
2^1 ×2^−4 =2^−4=−8
2^1 ×2^−4 =2^−4=1/2^4=18
2^1 ×2^−4 =2^−3=1/2^3=18
2^1 ×2^−4 =2^−3=−8
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