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Evaluate ( z^2 + 4 ) ( z^2 – 5)

Evaluate ( z^2 + 4 ) ( z^2 – 5)
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4 votes
Evaluate ( z^2 + 4 ) ( z^2 – 5)

User Lighthart
by
7.7k points

1 Answer

3 votes

Answer:

z^4-z²-20

Explanation:

( z^2 + 4 ) ( z^2 – 5)

z^4+4z²-5z²-20

z^4-z²-20

User Suresh Prajapati
by
8.4k points
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