In: Advanced Math
Check whether the following families of functions of t are linearly independent or not
(a) t^2 + 1, 2t, 4(t + 1)^2
(b) sin(t) cos(t), sin(2t) + cos(2t), cos(2t)
(c) e^2t , e^-2t , 2e^t
(d) 2e^t , 3 cosh(t), 13 sinh(t)
(e) 1/((t^2)-1) , 1/(t + 1), 1/(t-1)