Posted by 10M1 on Tuesday, December 20, 2011 at 5:11pm.
Write 2x to the power of 2 without negative indices.
How is the answer 2/x squared? Please explain

Maths  Steve, Tuesday, December 20, 2011 at 6:27pm
A negative exponent indicates division. Consider
x^2 * x^2 = x^0 = 1
therefore,
x^2 = 1/x^2
In your case,
2x^2 = 2/x^2
A negative exponent in the numerator becomes positive in the denominator, and viceversa. So,
x^2/y^3 = y^3/x^2
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