Mathematics, 14.02.2020 19:59 zenaidazurita1p6bs1d
Choose all that correctly give an equivalent expression using only positive exponents. x-2y2z-3 = y2 x2z3 x3y-2z4 = x3z4 y2 x-3 y-2z2 = y2 x3z2 x-5 y-4z-2 = y4z2 x5 x3y-4 z-6 = x3z6 y4
Answers: 1
and 
. We rewrite as positive index to get:
<-------This is the correct expression Not 
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Choose all that correctly give an equivalent expression using only positive exponents. x-2y2z-3 = y2...
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