Roots

Determine the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate: Result

q =  4.05
x =  -0.9

Solution:  Leave us a comment of this math problem and its solution (i.e. if it is still somewhat unclear...): Be the first to comment! 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: Quadratic equation ? has roots x1 = -26 and x2 = -86. Calculate the coefficients b and c. Find the roots of the quadratic equation: 3x2-4x + (-4) = 0.
3. Equation Equation ? has one root x1 = 8. Determine the coefficient b and the second root x2.
4. Discriminant Determine the discriminant of the equation: ?
5. Variations 4/2 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.
6. Median The number of missed hours was recorded in 11 pupils: 5,12,6,8,10,7,5,110,2,5,6. Determine the median.
7. Combinations From how many elements we can create 990 combinations 2nd class without repeating?
8. Combinations How many elements can form six times more combinations fourth class than combination of the second class?
9. Solve 3 Solve quadratic equation: (6n+1) (4n-1) = 3n2
10. Quadratic function 2 Which of the points belong function f:y= 2x2- 3x + 1 : A(-2, 15) B (3,10) C (1,4)
11. Evaluation of expressions If a2-3a+1=0, find (i)a2+1/a2 (ii) a3+1/a3
12. Variation equation Solve combinatorics equation: V(2, x+8)=72
13. Algebra X+y=5, find xy (find the product of x and y if x+y = 5)
14. Median and modus Radka made 50 throws with a dice. The table saw fit individual dice's wall frequency: Wall Number: 1 2 3 4 5 6 frequency: 8 7 5 11 6 13 Calculate the modus and median of the wall numbers that Radka fell.
15. Sequence Between numbers 1 and 53 insert n members of the arithmetic sequence that its sum is 702.
16. Theorem prove 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. Trinity How many different triads can be selected from the group 43 students?