Mathematics
Grand-Tests
Easy

Question

Which quadratic equation has exactly one distinct real solution?

  1. x2 + 2 = 0 
  2. x2 + X = 0
  3. x2 + x +I= 0
  4. x2 + 2x + 1 = 0

The correct answer is: x2 + 2x + 1 = 0


    One solution occurs when
    b2 = 4ac = 0.
    The only option that asrees to this is option (D).

    Related Questions to study

    card img

    With Turito Academy.

    card img

    With Turito Foundation.

    card img

    Get an Expert Advice From Turito.

    Turito Academy

    card img

    With Turito Academy.

    Test Prep

    card img

    With Turito Foundation.