Question

$r ^{2} = a \: ^{2} \cos2 \theta$
फाइंड डीएसपी डेट बाय डेट आफ अधिक करवा स्क्वायर इक्वल टू ए स्क्वायर कॉस्ट टू थीटा ​

Answer 1

Answer:

in measuring the sides of a rectangular plot one side taken 5% in excess and the other 6% is deficit. find the error per...

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