Answer:
big
Step-by-step explanation:
pp energy
Answer:
(-1)^2 = +1
Step-by-step explanation:
(-1)(-1) is equivalent to (-1)^2, and vice versa. Recall that when two negative numbers are mult. together, the product is positive. Thus, (-1)^2 = +1.
19/50 = 38/100 = 0.38 = 38% .