Question

СРОЧНО СРОЧНО СРОЧНО

Answer 1

((37-43)^2 / (37-43)(37+43)  + 1/5) : 7/4 = (1/80 + 1/5): 7/4 =
=(1/80 +16/80) : 7/4 = 17 * 4 / 80 * 7 = 17 / 20 * 7 = 17 / 140