Find the length of the curve. r(t) = cos (4t) i + sin (4t) j + 4 ln (cos(t)) k, 0 ≤ t ≤ π/4

Find the length of the curve. r(t) = cos (4t) i + sin (4t) j + 4 ln (c

1.	Find the length of the curve. r(t) = cos (4t) i + sin (4t) j + 4 ln (cos(t)) k, 0 ≤ t ≤ π/4
Answer» Find the length of the curve. r(t) = cos (4t) i + sin (4t) j + 4 ln (cos(t)) k, 0 ≤ t ≤ π/4 Solution: