Answer Happy

Solve all problems, OR DO NOT SOLVE ANY !!!! I will likeyour answer if you get them right buddy!
QUESTION 4 The function y=xe^x is a particular solution of y"+2y'-3y=4e^x. True False QUESTION 5 The function y=x^2+x is a particular solution of the differential equation y"-3y'=-4-6x. True False QUESTION 6 Find the particular solution of y"-2y'+y=0,\quad y(0)=5, y'(0)=1. a.y=5e^x-4e^{-x} b.y=5e^x-4xe^x c. y=5e^x-2xe^x O d.y=5e^{-x}-4xe^{-x}
QUESTION 7 Write the differential equation with the general solution y=C_1e^{-x}+C_2e^{x}+C_3xe^{-x}.