সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
If 2x = 2y = 4-z then 1/x + 1/y + 1/z is equal to:
If 2x = 2y = 4-z then 1/x + 1/y + 1/z is equal to:
- ক. 0
- খ. 1
- গ. 3/2
- ঘ. -1/2
সঠিক উত্তরঃ 0
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