Answer:
4900
Step-by-step explanation:
multiply all those numbers together
2x2x5x5x7x7 = 4900
8^-2a^7 = a^7/8^2 = a^7/64
B 5 1/2
Hope it helped!!!
Answer:¿Qué es lo contrario de estos estadistas?
What is the opposite of these statesment