I’d say the second one, the fourth one and the fifth one.
Hope it works :)
Answer:
(y - x)/(y + x)
Step-by-step explanation:
(1/x - 1/y)/(1/x + 1/y) =
= (1/x - 1/y)/(1/x + 1/y) × (xy)/(xy)
= (y - x)/(y + x)
Answer:
Step-by-step explanation:
Answer:
65 miles
Step-by-step explanation:
using the Pythagorean theorem:
56²+ 33² = d²
d² = 4225
d = 65 miles
Answer:

Step-by-step explanation:
Given:
-----(1)
Simplifying 
From Law of indices,
= 
When 1.0005 is raised to the 7th power, it is approximately 1.0035.
Substituting
into equation(1)
