Question

Which expression is equivalent to 42x^-4y^10z^3 / 6x^2y^-2z​

Answer 1

7x^-6y^12z^2

or 7y^12z^2 / x^6.

Explanation:

42x^-4y^10z^3 / 6x^2y^-2z​

= 7x^(-4-2)y^(10-(-2)z^(3-1)

= 7x^-6y^12z^2.

or it could be written as

7y^12z^2 / x^6