Square (second power, quadratic) + quadratic equation - math problems

Number of problems found: 91

  • Completing square
    eq2_5 Solve the quadratic equation: m2=4m+20 using completing the square method
  • Pure quadratic equation
    kvadrat Solve pure quadratic equation ?.
  • Quadratic equation
    Parabola_tangent Quadratic equation ? has roots x1 = -26 and x2 = -86. Calculate the coefficients b and c.
  • EQ2
    eq2_4 Solve quadratic equation: ?
  • Quadratic equation
    parabola_1 Solve quadratic equation: 2x2+28x-550=0
  • Square Number
    squared-number If to a square of integer number add 17, we get the square of the next integer number. What is the original number?
  • Quadratic function
    parabola_2 Write the equation of the quadratic function which includes points A (-1, 10), B (2, 19), C (1,4)
  • Square
    percent Suppose the square's sides' length decreases by a 25% decrease in the content area of 28 cm2. Determine the side length of the original square.
  • Substitution method
    500px-Sine_cosine_plot.svg Solve goniometric equation: sin4 θ - 1/cos2 θ=cos2 θ - 2
  • Solve equation
    hrusky_2 solve equation: ?
  • Factors
    factors Can the expression ? be factored into rational factors?
  • Root
    root_quadrat The root of the equation ? is (equal or greater or less than zero)? ?
  • Semicircle
    semicircle_2 To a semicircle with diameter 10 cm inscribe square. What is the length of square sides?
  • Biquadratic
    bikvadraticka By introducing a new variable solve biquadratic equation: ?
  • Rectangle vs square
    squares One side of the rectangle is 1 cm shorter than the side of the square, the second side is 3 cm longer than the side of the square. Square and rectangle have the same content. Calculate the length of the sides of a square and a rectangle.
  • Square side
    squares If we enlarge the square side a = 5m, its area will increase by 10,25%. How many percent will the side of the square increase? How many percent will it increase the circumference of the square?
  • Square vs rectangle
    ctverec Square and rectangle have the same area contents. The length of the rectangle is 9 greater and width 6 less than side of the square. Calculate the side of a square.
  • Square and rectangle
    ctverec Calculate the side of a square which content area equals area of the rectangle having a length of 3 cm greater and by 2 cm smaller than the side of the square.
  • Tiles
    dlazdice From how many tiles 20 cm by 30 cm we can build a square of maximum dimensions, if we have maximum 881 tiles.
  • Time gone
    family_6 Square of Richard age equals the age of his mother. When he will be two times older than his mom will be 7/2 times older than he. How old is Richard and his mom?

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