Use the chain rule.
Let u = 25sin²(x), such that dy/dx = dy/du · du/dx


Perimeter = 5.35 * 4 = 21.4 cm
Answer:
total 1 hour 15 mins
Step-by-step explanation:
3:45 - 5:00
lets count one by one
3:45 - 4:00 = 15 mins
4:00 - 5:00 = 1 hour
total 1 hour 15 mins
Answer:
the first one and last one are true
Step-by-step explanation: