Please solve. URGENT
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Answer:( x^2 + 3 -x) (x^2 + 3 + x)
Step-by-step explanation: x^4 + 5x^2 + 9
=(x^2)^2 + (3)^2 + 6x^2 - x^2
= (x^2 + 3)^2 - (x)^2
(using= a^2 + b^2 + 2ab = (a + b)^2
= (x^2 + 3 - x) (x^2 + 3 +x)
(using= a^2 - b^2 = (a +b) (a-b)
Madhu123mri:
thank you so much!
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Hi army
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