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Let f(x) = ax^2 + bx +C,a,b,c in R.It ...

Let `f(x) = ax^2 + bx +C,a,b,c in R`.It is given `|f(x)|<=1,|x|<=1` The possible value of `|a + c|` ,if `8/3a^2+2b^2` is maximum, is given by

A

1

B

0

C

2

D

3

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The correct Answer is:
A
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ARIHANT MATHS-ESSENTIAL MATHEMATICAL TOOLS -Exercise (Passage Based Questions)
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  7. Consider a number N=21 P 5 3 Q 4. The number of ordered pairs (P,Q)...

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  8. Consider a number n=21 P 5 3 Q 4. The number of values of Q so that ...

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  11. Consider the nine digit number n = 7 3 alpha 4 9 6 1 beta 0. If q is ...

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  12. Consider the nine digit number n = 7 3 alpha 4 9 6 1 beta 0. The numb...

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  13. Consider the nine digit number n = 7 3 alpha 4 9 6 1 beta 0. The num...

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  14. Consider the nine digit number n = 7 3 alpha 4 9 6 1 beta 0. The num...

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  15. The set of intergers can be classified into k classes, according to th...

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