Math, asked by iamback846, 4 hours ago

X ^4+ 16x^2 - 80 factorise ​

Answers

Answered by chinmaya44
2

Step-by-step explanation:

x^4+16x^2-80

=x^4+20x^2-4x^2-80

=x^2(x^2+20)-4(x^2+20)

=(x^2+20)(x^2-4)

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