a^4+4a^2-5 simplify plz
dont ignore it
Answers
Answered by
1
Step-by-step explanation:
4
+
4
2
−
5
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Answered by
0
= a⁴ + 4a² - 5
= a⁴ + 5a² - 1a² - 5
= a²(a² + 5) - 1 (a² + 5)
= (a² + 5) (a² - 1)
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