Question Text
Question 3 :
State whether the following statement is True or False.<br/>3.54672 is an irrational number.
Question 5 :
A number $$x$$ when divided by $$7$$  leaves a remainder $$1$$ and another number $$y$$ when divided by $$7$$  leaves the remainder $$2$$. What will be the remainder if $$x+y$$ is divided by $$7$$?
Question 6 :
The ........... when multiplied always give a new unique natural number.
Question 7 :
We need blocks to build a building. In the same way _______ are basic blocks to form all natural numbers .
Question 8 :
Let $$x=\dfrac { p }{ q } $$ be a rational number, such that the prime factorization of $$q$$ is of the form $$2^n 5^m$$, where $$n, m$$ are non-negative integers. Then $$x$$ has a decimal expansion which terminates.
Question 12 :
What is the HCF of $$4x^{3} + 3x^{2}y - 9xy^{2} + 2y^{3}$$ and $$x^{2} + xy - 2y^{2}$$?
Question 15 :
State whether the following statement is true or false.The following number is irrational<br/>$$6+\sqrt {2}$$
Question 17 :
Euclids division lemma, the general equation can be represented as .......
Question 19 :
State whether the following statement is true or false.The following number is irrational<br/>$$7\sqrt {5}$$
Question 20 :
For three irrational numbers $$p,q$$ and $$r$$ then $$p.(q+r)$$ can be