Math, asked by palaksingh71, 1 year ago

please answer my question

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Answered by puja7186

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$8a ^{4} + 2a ^{2} - 45 \\ 8a ^{4} + 20a ^{2} - 18a ^{2} - 45 \\ 4a ^{2} (2a ^{2} + 5) - 9(2a ^{2} - + 5) \\ (2a ^{2} + 5)(4a ^{2} - 9).$

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