Math, asked by drmreddy, 1 year ago

answer me pls i will mark as brainlist

Attachments:

Answers

Answered by anu9222
2
your answer is :
option (1).
Attachments:

drmreddy: complete the answer
drmreddy: u left it half
Answered by BhavyasriAkula
1
let think x^2=a
so 2x^4+1+3x^2
=2a^2 +1+3a (factorise now)
=2a^2+2a+a +1
=(2a+1)(a+1)
a =-1/2. a=-1
x^2 =-1/2. x^2 +1 =0
2x^2+1 =0

So option A is correct
Similar questions