Question

how to solve 2 power 8 minus 4 power minus 6

Answer 1

Answer:

${2}^{8} - {4}^{ - 6} = {( {2}^{4} )}^{2} - {( {4}^{ - 3} )}^{2} = ( {2}^{4} + {4}^{ - 3})( {2}^{4} + {4}^{ - 3}) = (16 + 0.015625)(16 - 0.015625) = (16.015625 \times15.984375) = 255.99975586$

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