Math, asked by prakhar1818, 1 year ago

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Answered by hari09shukla
0

Answer:

x^4 + 4

Adding and subtracting 4x^2, we get

x^4+ 4x^2- 4x^2+ 4

=  (x^2 + 2)^2. -  (2x)^2

=  (x^2 + 2x + 2)(x^2 - 2x + 2)

As a^2 - b^2 = (a+b)(a-b)

so the factors are +2 and -2

Step-by-step explanation:

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