Rehan says there are 37 non square numbers between `9^(2)` and `11^(2)`. Is he right ? Give your reason.

No. of non-perfect square numbers between n^2 and (n+ 1)^2 are

How many non perfect square number are there between 9^(2) and 10^(2) ?

How many non perfect square number are there between 15^(2) and 16^(2) ?

Does log_(2)0 exist ? Give reason .

Sheela says the sum of 2pq and 4pq is 8 p^2 q^2 is she right ? Give your explanation.

Rani says that shaded portion in given figure represents (1)/(4) . Do you agree with her? Give reason to support your answer ?

"I"_(2) is more soluble in KI give reason.

Sangeetha said that each time you add two integers, the value of the sum is greater than the numbers. Is sangeetha right? Give reasons for your answer.

Richa felt that each time you subtract an integer from other integer, the value of the difference is less than the two numbers. Is Richa right? Give reasons for your answer.