D over dx (x sin^2(x)) = sin(x) (sin(x) + 2 x cos(x))
Answer:
6.4 seconds
Step-by-step explanation:
Using the second equation of motion.
d= 200m/s.
a= 9.8ms^-1 . Acceleration due to gravity.
t= time.
substituting,
t=

t= 6.4 seconds
Answer:
3 ways
Step-by-step explanation:
n = 3; r = 2
