How do you simplify #9^(3/7)* 3^(1/7)#?
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"Which following pairs of atoms, have a lower electron affinity? a) Ca,K b) I,F c) Li, Ra. I seriously don't know anything about electron affinity all ik that it can buy another element"
1 Answer
Jun 16, 2015
9 can be written as 3.3 or
substituting
when bases are same we add up powers or exponents
3
