Answer:
Step-by-step explanation:
Given
height of two Poles are 60 and 80 ft
Distance between them is 100 ft
Let x be the distance of Pole of ht 80 ft from Point of stretch
thus length of rope is given by




differentiate w.r.t x we get

Put
to get minimum value

squaring

Rearranging


thus 

50 miles apart
if 1 = 10 then 5 = 50 using the tens rule
Answer:
9
Step-by-step explanation:
All you have to do is plug x = 2 into the equation so:

Answer:
The answer is x=-8
Step-by-step explanation:
Answer:
what?
Step-by-step explanation: