Answer:
Step-by-step explanation:
X = 26 ; y = 27
(x − y)2 = x² − 2xy + y²
(26 - 27)² = 26² - 2(26)(27) + 27²
(-1)² = 676 - 1404 + 729
1 = 1405 - 1404
1 = 1
Multiplication property of association
Answer:
, 1.538...,
, 
Step-by-step explanation:
Solve them each on the calculator and then put in order
= 0.6123...
19/7 = 2.714
= 5.385...