Question
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Answer (Detailed Solution Below)
Detailed Solution
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प्रयुक्त सूत्र:
निश्चित समाकल के गुण:
|x| = x, यदि x ≥ 0
|x| < 0, यदि x < 0
गणना:
⇒
चूंकि, निचली और ऊपरी सीमा -2 और 0 है जो शून्य से कम है,
तो, |f(x)| = -f(x)
अब (i) से हमें प्राप्त होता है
⇒
⇒ - k ≤ k [∵ हम k का सही मान नहीं जानते (यह शून्य, -ve, +ve) हो सकता है]
∴
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