# manilen

Most popular questions and responses by manilen-
## math10

Find all the positive integers (x,y) that satisfy x^4=y^2+97?

*asked on January 9, 2016* -
## math10

48. How many real numbers satisfy x^6+|x|=7?

*asked on January 9, 2016* -
## math10

simplify √(23+√408) -√(23-√408) ?

*asked on January 9, 2016* -
## math10

A class of 30 students took two quizzes. Sixteen passed the first quiz and 20 passed the second quiz. If four students failed both quizzes, how many pass both?

*asked on January 9, 2016* -
## math10

An item was already discounted by 10% but had to be discounted by another 10 % to make the price even more attractive to customers. Overall, by how many percent was the item discounted?

*asked on January 9, 2016* -
## math10

If you randomly choose two different numbers from 1 to 10, what is the probability that one number is one more than the other?

*asked on January 9, 2016* -
## math10

If x and y are positive real numbers satisfying x+y≤xy, what is the smallest value of x+y?

*asked on January 9, 2016* -
## math10

Let x=2^100,〖y=3〗^60 and z=〖10〗^30 . What is the smallest number among the three?

*asked on January 9, 2016* -
## math10

What is the minimum value of |x|+|x-1|+|x+2|?

*asked on January 9, 2016* -
## math10

Determine all real number x that satisfy |x^2-x-3|>|x^2-x-3|?

*asked on January 9, 2016*