যদি এবং xy = ১ হয়, তবে = কত?
A.
১৩
B.
১৪
C.
১১
D.
১২
প্রাথমিক সহকারী শিক্ষক নিয়োগ পরীক্ষাসাধারণ গণিতবীজগণিতীয় রাশিবীজগণিতীয় রাশি (Topic Practice)প্রাথমিক সহকারী শিক্ষক নিয়োগ পরীক্ষা - ⚡ অনলাইন প্রশ্নব্যাংক দেখুন 💥
সঠিক উত্তরঃ
B.
১৪
Explanation:
Related Questions (Any University/Year)
- With both inlets open, a water tank will be filled with water in 48 minutes. The first inlet alone would fill the tank in 2 hours. What is the capacity of the tank, in cubic meters, if in every minute the second inlet admits 50 cubic meters of water more than the first?
- (x-5)(a+x)=x2-25 হলে a এর মান হবে-
- If 7x-4y=-1 and 5x + 3y = 52, then x-y=
- The price of a dress was first discounted by a certain percent and later by 25 percent of the discounted price. If these two discounts are equivalent to a single discount of 40 percent of the original price, what was the first discount?
- The ages of A and B are in the ratio 6:5 and sum their ages is 44 years. What will be the ratio of their ages after 8 years?
- If x + y =4 and x-y =3 then x + 2y =?
- 32 এর 2 ভিত্তিক লগারিদম কত?
- Raj will be y years old after x years. How old will he be after z years?
- x3-x5=13 এর সমাধান নিচের কোনটি?
- If x0.09=3, then x=?
- একটি ক্লাসে ৯ % শিক্ষার্থী A গ্রেড পেয়েছে। যদি ক্লাসে শিক্ষার্থীর সংখ্যা 300 হয় তবে কতজন শিক্ষার্থী A গ্রেড পেল?
- If x= 7 - 43 then find the value of (x+1x) ?
- If x is not a negative number, what is the maximum possible value of 22 - 3x?
- The cost of 4 pens is equal to the cost of 6 pencils. The cost of a CD is equal to the cost of 4 pencils and the cost of a book is equal to the cost of 6 pens. What is the ratio of the cost of a book to the cost of a CD ?
- If x/y=2/3, what is the Value of 3x/2y ?
- If 5 years ago, Jamil was half as old as he is now, how old will he be in x years?
- 16 ounces of fresh orange juice contains 216 calories and 16 ounces of fresh grapefruit juice contains 174 calories. If an 8 ounce mixture of these two juices contains 94 calories, what fraction of the mixture is orange juice?
- If x =1+2 and y = 1- 2, find the value of (x2+y2)
- At College X, the faculty-to-student ratio is 1:9. If two-third of the students are female and one-quarter of the faculty is female, what fraction of the combined students and faculty is female.?
- How many days are there in x weeks x days ?