100 percent because 45 % is always in between 30 and 50 %
Answer:
hour 3 to hour 4
Step-by-step explanation:
that is where the slope is the least steep
Answer:
A) X=pi/2 or X=-pi/2
B) X=pi/6 or X=-pi/6
C) X=pi/4 , 3pi/4, 5pi/4 and 7pi/4
D) X= 1-cos^2(x/2)
E) X= pi/3 +2pi N, 5pi/3+2pi N
Step-by-step explanation:
Don't even bother asking. :)
Answer:
c. 
Step-by-step explanation:



