Common Algebra Mistakes
Fragment: Exponents 
The Mistake Fragment
Find the algebra mistake: (Roll the mouse over the algebra to see a hint in red) The Correction
(Roll the mouse over the area above to see the correction in blue) An Explanation The first step, that a negative exponent indicates a reciprocal, is correct. But the power 3/2 means raise to the third power and then take the square root (the 1/2 power). 
Home Page 
Common Algebra Mistakes 
Privacy Policy 
