Quadratic function

It is given a quadratic function y = -4x2+5x+c with unknown coefficient c. Determine the smallest integer c for which the graph of f intersects the x-axis at two different points.

Result

c =  0

Solution:

Solution in text c =

Checkout calculation with our calculator of quadratic equations.








Leave us a comment of this math problem and its solution (i.e. if it is still somewhat unclear...):

Showing 0 comments:
1st comment
Be the first to comment!
avatar




To solve this verbal math problem are needed these knowledge from mathematics:

Looking for help with calculating roots of a quadratic equation?

Next similar math problems:

  1. Quadratic function 2
    parabola1 Which of the points belong function f:y= 2x2- 3x + 1 : A(-2, 15) B (3,10) C (1,4)
  2. Party
    party-informatikov At the party everyone clink with everyone. Together, they clink 406 times. How many people were at the party?
  3. Expressions 3
    parabola2_1 If k(x+6)= 4x2 + 20, what is k(10)=?
  4. Expression with powers
    eq222_9 If x-1/x=5, find the value of x4+1/x4
  5. Equation
    calculator_2 Equation ? has one root x1 = 8. Determine the coefficient b and the second root x2.
  6. Roots
    parabola Determine the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate: ?
  7. Discriminant
    Quadratic_equation_discriminant Determine the discriminant of the equation: ?
  8. Quadratic equation
    kvadrat_2 Find the roots of the quadratic equation: 3x2-4x + (-4) = 0.
  9. Quadratic inequation
    eq2_8 If 5x + x² > 100, then x is not
  10. Product
    floring The product of two consecutive odd numbers is 8463. What are this numbers?
  11. Algebra
    parabol_3 X+y=5, find xy (find the product of x and y if x+y = 5)
  12. Quadratic equation
    parabola_1 Solve quadratic equation: 2x2-58x+396=0
  13. Functions f,g
    linear_eq_4 Find g(1) if g(x) = 3x - x2 Find f(5) if f(x) = x + 1/2
  14. Chords
    chords How many 4-tones chords (chord = at the same time sounding different tones) is possible to play within 7 tones?
  15. AP - simple
    sigma_1 Determine the first nine elements of sequence if a10 = -1 and d = 4
  16. Theorem prove
    thales_1 We want to prove the sentence: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?
  17. Line
    skew_lines It is true that the lines that do not intersect are parallel?