In: Advanced Math
Find y as a function of t if 100y′′−9y=0100y″−9y=0 with y(0)=3,y′(0)=8.
find roots first
for 2 real roots, general solution is
.................(1)
.
here y(0)=3
.
put it back in equation 1
take derivative
here y('0)=8
.
.
.
put both constant in equation 1