Simplify the expression. use pos exponents. assume variables represent non-o rea

Mathematics
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1)    4^-4 / 4^-7                    a) 4^-7   b) 1/4^3   c)4^-11  d) 4^3

2)   y^-6 / y^3                       a) 1/y^18  b)y^9  c) 1/y^9  d)1/y^3

3) t^5 / t^9                            a) t^5 /t^4   b)t^4  c)t^-9  d)1/t^4

4)  x / x^14                           a) 1/x^14    b)x^13   c) x^14  d) 1/x^13

5)  r/r^-3                               a) 5   b) r^3/5  c)5r^-3  d)5r^3

May 12th, 2015

1.  d) 4^3

2.  c) 1/y^9

3. d)1/t^4

4. d) 1/x^13

5. Here must be r^4

if condition is 5/r^-3 then answer is d)5r^3

May 12th, 2015

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