Quadratic equation + inequalities - math problems

Number of problems found: 8

  • In the
    In the arithmetic sequence a1 = 4.8, d = 0.4. How many consecutive members, starting with the first, need to be added so that the sum is greater than 170?
  • Quadratic inequation
    If 5x + x² > 100, then x is not
  • 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.
  • Circle chord
    Determine the radius of the circle in which the chord 6 cm away from the center of the circle is 12 cm longer than the radius of the circle.
  • Built-up area
    John build up area 5 x 7 = 35 m2 with building with a wall thickness 30 cm. How many centimeters would have to subtract from thickness of the walls that built-up area fell by 9%?
  • R triangle
    Calculate the right triangle area whose longer leg is 6 dm shorter than the hypotenuse and 3 dm longer than the shorter leg.
  • Party
    At the party everyone clink with everyone. Together, they clink 406 times. How many people were at the party?
  • Right triangle Alef
    The obvod of a right triangle is 84 cm, and the hypotenuse is 37 cm long. Determine the lengths of the legs.

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Looking for help with calculating roots of a quadratic equation? Quadratic Equations Problems. Inequalities - math problems.