InterviewSolution
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निम्नलिखित फलनों का प्रान्त तथा परिसर ज्ञात कीजिए । (i)` {x,sqrt(9-x^(2))):x in R } " "(ii) {(x,-|x|): x in R}`. |
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Answer» (i) Domain `= {x : x in R "और " -3 le x le 3} = [-3,3]`. Range = `{y : y in R "और " 0 le y le 3 } = [0,3]`. (ii) Domain = R, Range = `{y : y in R" और " y le 0 } = (-infty, 0]` |
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