Answer:
15ft
Step-by-step explanation:
If you redraw it and use a ruler it will be 15 feet.
The answers are C and also D
Answer:
Evaluate ∫3x2sin(x3)cos(x3)dx
Step-by-step explanation:
hello (a) using the substitution u=sin(x3) because
du =3x²(cos x3)dx
you have ∫3x2sin(x3)cos(x3)dx = ∫udu=u²/2 +c............continu
Solution
A=4πr2=4·π·82≈804.24772
Approximately = 804.25