K karan New member Joined Jan 10, 2008 Messages 22 Jan 10, 2008 #1 Let V be the linear space of all real-valued funtions defined on the real line.Which of the following subsets of V is linearly dependent (a) {e^ax, x*e^ax, x^2*e^ax} (b) {cos^2 x, sin^2 x} (c) {1,cos 2x, sin^2 x} (d) {sinx,cosx}
Let V be the linear space of all real-valued funtions defined on the real line.Which of the following subsets of V is linearly dependent (a) {e^ax, x*e^ax, x^2*e^ax} (b) {cos^2 x, sin^2 x} (c) {1,cos 2x, sin^2 x} (d) {sinx,cosx}
R royhaas Full Member Joined Dec 14, 2005 Messages 832 Jan 11, 2008 #2 Re: Linear space Hint: use trig identities.
