Math, asked by p443, 6 hours ago

Please answer this
Factories by splitting the middle term

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Answers

Answered by yashwantreddy2006

1

Answer:

a)__

b)(a²-5)(a²+3)

Step-by-step explanation:

a)__

b) a⁴-2a²-15

=a⁴-5a²+3a²-15

=a²(a²-5)+3(a²-5)

=(a²-5)(a²+3)

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