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+1 vote
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in Mathematics by (97.5k points)
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If domain of `f(x)` is [1, 3], then the domain of `f(log_(2)(x^(2)+3x-2))` is
A. `[-5,-4]uu[1,2]`
B. `[-13,-2]uu[(3)/(5),5]`
C. `[4,1]uu[2,7]`
D. `[-3,2]`
by (10 points)
1st option

1 Answer

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by (94.7k points)
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Best answer
Correct Answer - A
`1lelog_(e)(x^(2)+3x-2)le3`
`rArr" "2le(x^(2)+3x-2)le8`
`rArr" "-5lex le-4 and 1 le x le2`

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