Question

x+4/x^2+7x+12 СРОЧНО СОКРАТИТЕ ДРОБЬ!!!!

Answer 1

(x+4)/(xˇ2+7x+12)=(x+4)/(x+3)(x+4)=1/(x+3)
xˇ2+7x+12=(x+3)(x+4)
x1=-3,x2=-4, x1+x2=-7, x1.x2=12