How would you work out 4x^3 / 12x^7 using only positive indices?

You would first use the law of indices. So you would get the exponent of the x to be 3-7=-4. Also you have the 4/12 which can be simplified into 1/3. So what you get is (x^-4)/3 or 1/(3x^4)

Vignesh Sridhar

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