Grade 12th passAlgebra
Please solve question number 33 and answer is 4th option
Please solve question number 33 and answer is 4th option
1 Answer
Arun
Dear student
when x belongs to ( – infinity, 1) U (1, infinity)
x^4 – x^2 + 2 > x^4 – x^2 + 2
which is incorrect.
when x belongs to [-1, 1]
x^4 – x^2 + 2 > x^4 + x^2
2 x^2 less than 2
x^2 less than 1
hence x belongs to ( -1, 1)
hence a= 1 and b = – 1
so a^2 + b^2 = 2
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