Quadratic Equations Problems

Number of problems found: 313

  • Quadratic equation
    Parabola_tangent Quadratic equation 7x2+bx+c=0 has roots x1 = 67 and x2 = -84. Calculate the coefficients b and c.
  • Pure quadratic equation
    kvadrat Solve pure quadratic equation ?.
  • Quadratic equation
    parabola_1 Solve quadratic equation: 2x2+28x-550=0
  • Quadratic equation
    kvadrat_2 Find the roots of the quadratic equation: 3x2-4x + (-4) = 0.
  • EQ2
    eq2_4 Solve quadratic equation: ?
  • Quadratic function
    parabola_2 Write the equation of the quadratic function, which includes points A (-1, 10), B (2, 19), C (1,4)
  • Quadratic equation
    parabola Determine the numbers b, c that the numbers x1 = -1 and x2 = 3 were roots of quadratic equation: ?
  • Completing square
    eq2_5 Solve the quadratic equation: m2=4m+20 using completing the square method
  • Roots
    parabola Determine the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate: ?
  • Substitution method
    500px-Sine_cosine_plot.svg Solve goniometric equation: sin4 θ - 1/cos2 θ=cos2 θ - 2
  • Quadratic function
    eq2_graph 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.
  • Quadratic inequation
    eq2_8 If 5x + x² > 100, then x is not
  • Root
    root_quadrat The root of the equation ? is (equal or greater or less than zero)? ?
  • Solve 3
    eq2_4 Solve quadratic equation: (6n+1) (4n-1) = 3n2
  • Product - quadratic equation
    circles_3 Product of two numbers is 900. If we increase lowest number by 2 then product will increase by 150. Determine both numbers.
  • Reciprocal equation 2
    parabola2 Solve this equation: x + 5/x - 6 = 4/11
  • Equation with abs value
    abs_graph How many solutions has the equation ? in the real numbers?
  • Equation 23
    reciprocal_1 Find value of unknown x in equation: x+3/x+1=5 (problem finding x)
  • Quadratic function 2
    parabola1 Which of the points belong function f:y= 2x2- 3x + 1 : A(-2, 15) B (3,10) C (1,4)
  • Equation
    calculator_2 Equation -2x2+bx -82 =0 has one root x1 = -8. Determine the coefficient b and the second root x2.

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