good evening dear Sir
sir the point you mention that a>-9/8 means a upward parabola .definitely it has a bend some where .so that will give some minimum value of y.sir i am little bit confused here.
good evening dear Sir
sir the point you mention that a>-9/8 means a upward parabola .definitely it has a bend some where .so that will give some minimum value of y.sir i am little bit confused here.