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The minimum value of 4^(x)+4^(2-x),x in ...

The minimum value of `4^(x)+4^(2-x),x in R` is

A

0

B

2

C

4

D

8

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • If x is real, the minimum value of x^(2)-8x+17 is

    A
    -1
    B
    0
    C
    1
    D
    2
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    B
    1
    C
    3
    D
    `1/3`
  • For all real values of x, the minimum value of (1-x-x^2)/(1+x+x^2) is

    A
    0
    B
    1
    C
    3
    D
    `1/3`
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