How do you simplify $(4x^5)/(16x^3)$ ?

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Answer 1 · 2015-07-11T22:04:18

$(4x^5)/(16x^3) = (4x^3*x^2)/(4x^3*4) = x^2/4$

with exclusion $x != 0$

Use $x^(a+b) = x^a*x^b$

Note that if $x = 0$ then $(4x^5)/(16x^3) = 0/0$ has undefined value.

Hence the exclusion.

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