Asked by simone
how do i simplify the following expression ,writing the answer with a positive exponent only?
(yz^-2)^4)(2y^-3z^-4)3/4y^9z^-5
(yz^-2)^4)(2y^-3z^-4)3/4y^9z^-5
Answers
Answered by
Henry
(YZ^-2)^4(2Y^-3Z^-4)^3 / (4Y^9Z^-5 =
(Y^4Z^-8)(8Y^-9Z^-12) / (4Y^9Z^-5)=
8Y^-5Z^-20 / 4Y^9Z^-5 =
2Y^-14Z^-15 = 2 / Y^14Z^15
(Y^4Z^-8)(8Y^-9Z^-12) / (4Y^9Z^-5)=
8Y^-5Z^-20 / 4Y^9Z^-5 =
2Y^-14Z^-15 = 2 / Y^14Z^15
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