PDF chapter test TRY NOW

Write the numerical value of each of the following:
 
(i) \((-3)^2 \times (-7)^2\) \(=\)
 
(ii) \(5^2 \times 10^3\) \(=\)  
 
(iii) \((-5)^2 \times (-10)^3\)\(=\)