
Samuel F. answered 01/29/20
Tutor
5
(2)
Math and Science Tutor | PhD Student in Engineering
Let's call √(t2+1) = f(t) then the answer will be:
f(4x)*(d(4x)/dx) - f(1)*(d1/dx)
f(4x)*4 - 0
f(4x) = √(16x2+1
f(4x)*4 = 4√(16x2+1
Therefore 3)