Simplify the expression completely: (-5 z^12 -20 z^9 -20 z^5)/(5 z^3)

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Simplify the expression completely: (-5 z^12 -20 z^9 -20 z^5)/(5 z^3)

Guest Jun 4, 2015

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Best Answer

+33661

+10

In general: z^a/z^b = z^a-b so you will be left with:

-z^12-3 - 4z^9-3 - 4z^5-3 → -z⁹ - 4z⁶ -4z²

You could also write this as -z²(z⁷ + 4z⁴ + 4)

.

Alan Jun 4, 2015

1⁺⁰ Answers

+33661

+10

Best Answer

In general: z^a/z^b = z^a-b so you will be left with:

-z^12-3 - 4z^9-3 - 4z^5-3 → -z⁹ - 4z⁶ -4z²

You could also write this as -z²(z⁷ + 4z⁴ + 4)

.

Alan Jun 4, 2015

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