Quadratic function 2

Which of the points belong function f:y= 2x2- 3x + 1 :

A(-2, 15)
B (3,10)
C (1,4)

Result

A=



B=



C=




Solution:

Solution in text C=







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
    parabola_2 Write the equation of the quadratic function which includes points A (-1, 10), B (2, 19), C (1,4)
  2. Expressions 3
    parabola2_1 If k(x+6)= 4x2 + 20, what is k(10)=?
  3. Equation
    function Eequation f(x) = 0 has roots x1 = 64, x2 = 100, x3 = 25, x4 = 49. How many roots have equation f(x2) = 0 ?
  4. Roots
    parabola Determine the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate: ?
  5. Quadratic equation
    kvadrat_2 Find the roots of the quadratic equation: 3x2-4x + (-4) = 0.
  6. Equation
    calculator_2 Equation ? has one root x1 = 8. Determine the coefficient b and the second root x2.
  7. Discriminant
    Quadratic_equation_discriminant Determine the discriminant of the equation: ?
  8. Solve 3
    eq2_4 Solve quadratic equation: (6n+1) (4n-1) = 3n2
  9. Combinations
    trezor_1 How many elements can form six times more combinations fourth class than combination of the second class?
  10. Variations 4/2
    pantagram_1 Determine the number of items when the count of variations of fourth class without repeating is 600 times larger than the count of variations of second class without repetition.
  11. Combinations
    math_2 From how many elements we can create 990 combinations 2nd class without repeating?
  12. Tubes
    pipes_1 Iron tubes in the warehouse are stored in layers so that each tube top layer fit into the gaps of the lower layer. How many layers are needed to deposit 100 tubes if top layer has 9 tubes? How many tubes are in bottom layer of tubes?
  13. Algebra
    parabol_3 X+y=5, find xy (find the product of x and y if x+y = 5)
  14. Asymptote
    asymptote What is the vertical asymptote of ?
  15. Sequence
    sunflower Between numbers 1 and 53 insert n members of the arithmetic sequence that its sum is 702.
  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. 75th percentile (quartille Q3)
    statistics Find 75th percentile for 30,42,42,46,46,46,50,50,54