MODULE 6 & 7 GAME

 $\sqrt{x}$  is read as "the square root of x".

• TRUE

• FALSE

• I DON'T KNOW

Perfect squares are numbers that have irrational numbers as square roots

• TRUE

• FALSE

• I DON'T KNOW

A number multiplied by itself twice is called square root.

• TRUE

• FALSE

• I DON'T KNOW

In

 $\sqrt{x}$  , the symbol x is the radicand.

• TRUE

• FALSE

• I DON'T KNOW

He introduced the radical symbol without vinculum in 1525.

• Rey Carlos Dela Cruz

• Christoff Rudolff

• Isaac Newton

• Rene Descrates

He introduced the radical symbol with vinculum.

• Rey Carlos Dela Cruz

• Christoff Rudolff

• Isaac Newton

• Rene Descrates

Find the principal root of

 $\sqrt{81}$  

• 7

• 8

• 9

• 10

Find the principal root of

 $-\sqrt{100}$  

• -100

• 10

• -10

• 100

Find the principal root of

 $\sqrt{784}$  

• 28

• -28

• 22

• -22

What is the symbol of "Pi"?

• $\phi$

• $\pi$

• $\beta$

• e