dy/dx-f(x)y=f(x)c, how to solve the differential equaiton
x+2y=6,
2x+y=6
proove that -(-4)=4
use Maclaurin expansion to calculate the approximate value for cos(22) using 4 terms.
12/7
y(x)=cx^2
2/25
2%25
9x-1-√36+3^2+4:2
in the figure given ab barabar CD angle aob 40 degree angle COD 35 degree find the value of the reflex angle bod and young's value...