hich of the following is true for the given graph? g ru m →f(x) = aX+ bx+p t0 Ca Y" ac <0 (1) ac>0 (3) ac=0 (4) a<0

which of the following graph represents the expression f(x) = ax^2 + bx + c (a!=0) when a>0,b<0 $ c<0 ?

which of the following graph represents the expression f(x)=ax^(2)+bx+c(a!=0) when a>0,b<0$c<0?

If fig shows the graph of f(x)=ax^(2)+bx+c, then Fig ac 0 c.ab>0 d.abc<0

Let alpha, beta, gamma are the roots of f(x)-=ax^(3)+bx^(2)+cx+d=0 . Then the condition for roots of f(x)=0 are in G.P is (A) ac^(3)=b^(3)d (B) a^(3)c=bd^(3) (C) ac=bd (D) a^(2)c=b^(2)d

The graph of y=g(x) is shown in the figure above. If g(x)=ax^2+bx+c for constants a,b and c and if abc ne 0 , then which of the following must be true?

If f(x)=be^(ax)+ae^(bx) , then f" (0) =

The straight line ax+by+c=0, where abc!=0, will pass through the first quadrant if (a)ac>0,bc>0 (b) ac>0 or bc 0 or ac>0 (d) ac<0 or bc<0

What is the nature of the roots of the quadratic equations ax^(2) +bx+ c=0 if : b^(2) -4ac =0

What is the nature of the roots of the quadratic equations ax^(2) +bx+ c=0 if : b^(2) -4ac lt 0