QUESTION 2: (30-20):(2*5)

(a)  

QUESTION 3: √68

(a)  

QUESTION 4: √49

(a)  

QUESTION 5: CALCULATE 5² -3*5-3²

(a)  

QUESTION 6: Express as an only power 5 ¹⁶   :  5 ¹⁰ :5³

(a)  

QUESTION 7: Express as an only power 10 ⁵   x 2 ⁵: 5⁵

(a)  

QUESTION 8: Express as an only power 8 ⁵   *  8

(a)  

QUESTION 9: Express as an only power 3 ⁶   :  3 ⁶

(a)  

QUESTION 10:Express as an only power(6 ³ ) ²

(a)  

QUESTION 11:Express as an only power(14 ³ ) ⁴ : 2¹² :(7²)²

(a)  

QUESTION 12:Express as an only power(8 ⁵ * 3⁵ ) ⁴ :(6²)¹⁰

(a)  

QUESTION 13:Calculate        6 ³

(a)  

QUESTION 14: Calculate 0⁹¹

(a)  

QUESTION 15: IF YOU WANT  TO  MAKE A PERFECT SQUARE WITH 19 CARDS, HOW MANY CARDS REMAIN?

(a)