Question

4 p elevado a 2 -pq elevado a 2 , para p = 4 e q =1

Answer 1

4p^2
4*4^2 
4 * 16 = 64


-pq^2 = 
-4 * 1^2 = -4 * 1 = - 4

Answer 2

4*4² - 4.1²
4*16 - 4
64 - 4
 60
__ouu______________________
4p²
4*4²
4* 16= 64
__
-pq²
-4 * 1²= -4*1 = -4