02-09-2016
Mathematics

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I need help with A- D plz plz plz !!!!

I need help with A D plz plz plz class=

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03-09-2016

a. 4^-1 is the reciprocal so 1/4 or 0.25

b. 7^0 is 1 as any number to the power of 0 is 1

c. 5^-2 is the reciprocal squared so 1/5^2 = 1/25

d. Similar to (c), the reciprocal squared is 1/x^2

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