natt

set x to initial rocket direction. so Vx=45m/s 1st conservation of linear momentum theorem in x direction: m*45 = 1/2m*V1*cos30 + 1/2m*V2*cos60 cancel m and multiply by 2 90 = V1*cos30 + V2*cos 60 2nd conservation of linear momentum theorem in y direction...

cat thanks, worked for me too