Dy/dx = (ycos(x))/(1 + y²)
(1 + y²)/y dy = cos(x) dx
(1/y + y) dy = cos(x) dx
Integrating:
ln(y) + y²/2 = sin(x) + c
ln(1) + 1/2 = sin(0) + c
c = 1/2
Thus,
ln(y) + y²/2 = sin(x) + 1/2
Answer:
10.5 I think
Step-by-step explanation:
the platform is 42ft so if you divide 42 by 4 you get 10.5
Answer:
Im pretty sure that is an obtuse angle
Step-by-step explanation:
Hope that helps
Answer:
3:5
Step-by-step explanation:
first half : 9
second half : 15
9:15 = 3:5
Just add that’s by 6 then times it by 5 the add 3 to it