discriminant of equation

Which of the following can be the discriminant of the graph of the quadratic equation? => b 2 - 4 ac = - 3 or b 2 - 4 ac = 0 or b 2 - 4 ac = 5 or b 2 - 4 ac = 16..

Which of the following can be the discriminant of the graph of the quadratic equation? => b 2 - 4 ac = 5 or b 2 - 4 ac = - 15 or b 2 - 4 ac = - 100 or b 2 - 4 ac = 0..

Find the value of the discriminant in the equation - 3 x 2 + 6 x - 3 = 0. => 0 or 1 or 2 or Can not be determined..

Use discriminant to find the number of solutions to the equation 4 x 2 - 5 x - 2 = 0. => Zero or Three or Two or One..

Use the discriminant to find the nature of the solutions of the given quadratic equation. 3 x 2 + 4 x - 7 = 0 => two real, rational, unequal numbers or two real, irrational, unequal numbers or one real, rational number (double) or two complex conjugate numbers..

Use the discriminant to find the nature of the solutions of the given quadratic equation. 6 x 2 - 13 x + 1 = 0 => one real, rational number (double) or two real, rational, unequal numbers or two real, irrational, unequal numbers or two complex conjugate numbers..

Use the discriminant to find the nature of the solutions of the given quadratic equation. 5 x ( x + 4) + 40 = 0 => two real, rational, unequal numbers or one real, rational number (double) or two real, irrational, unequal numbers or two complex conjugate numbers..

Use the discriminant to find the nature of the solutions of the given quadratic equation. - 15 x 2 - 22 x - 7 = 0 => two complex conjugate numbers or two real, rational, unequal numbers or two complex conjugate numbers or two real, irrational, unequal numbers..

Which of the following can be found from the discriminant, b 2 - 4 ac , of a quadratic equation? => The solutions of the quadratic equation or Whether the solutions are positive values or Whether the solutions are negative values or Number of solutions of the quadratic..

It can recognise and respond to molecules that are foreign or 'non-self'. It can also avoid response to molecules that are part of the body or 'self' of the anim..