Roots Quiz 1

Question 1

Which of the following gives an integer

Accepted Answer

none of the above

Answer

$$\sqrt[4]{{{{12}^2} + {3^2} + {1^2}}}$$

Answer

$$\sqrt[4]{{{{18}^2} + {5^2} + {1^2}}}$$

Answer

$$\sqrt[4]{{{{11}^2} + {2^2} + {3^2}}}$$

Question 2

Which does not give an integer as an answer.

Accepted Answer

none of the above

Answer

$$\sqrt {{5^2} + {{12}^2}} $$

Answer

$$\sqrt {{{16}^2} + {{63}^2}} $$

Answer

$$\sqrt {{{12}^2} + {{35}^2}} $$

Question 3

Which of the one is greater than 1

Accepted Answer

$$\dfrac{{{{15}^2} + {6^2}}}{{{{16}^2}}}$$

Answer

$$\dfrac{{{{12}^2} + {5^2}}}{{{{13}^2}}}$$

Answer

$$\dfrac{{{{11}^2} + {7^2}}}{{{{14}^2}}}$$

Answer

None of the above

Question 4

Which one of the following is wrong.

Accepted Answer

$${18^2}$$ is bigger than $${5^4}$$

Answer

$${16^2}$$ is bigger than $${6^3}$$

Answer

$${29^2}$$is bigger than $${5^4}$$

Answer

None of the above

Question 5

Solve the following: $$\sqrt {\dfrac{{\sqrt {324}  + \sqrt 9  + \sqrt 9 }}{{\sqrt {16}  + \sqrt 4 }}} $$

Accepted Answer

2

Answer

1

Answer

1.65

Answer

2.14