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  का मान ज्ञात कीजिए, जहां dA, xy-तल में लघु क्षेत्रफल को दर्शाता है?

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  1.  वर्ग इकाई
  2.  वर्ग इकाई
  3.  वर्ग इकाई
  4.  वर्ग इकाई

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Option 2 :  वर्ग इकाई
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संकल्पना:

चूँकि आंतरिक सीमा x के पदों में है, इसलिए हमें पहले 'y' पदों को समाकलन करना होगा और संपूर्ण व्यंजक को x के पदों में परिवर्तित करना होगा।

गणना:

दिया गया है:

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