The solution of quadratic equation of one variable? X-1] - 3 [1-4x] - 4 = 0 is
It should be 0.5
It is known that x1x2 is two unequal real roots of the quadratic equation KX + 4x - 3 = 0 with respect to X
1, find the value range of K
Δ = b square - 4ac = 4 * 4-4 * k * (- 3) > 0
The solution is k > - 4 / 3
RELATED INFORMATIONS
- 1. If the quadratic equation (a-5) x-4x-1 = 0 with respect to X has real roots, then what is the condition of a?
- 2. 4x+0.5x-4.5×0.8=0
- 3. How to solve the equation (5x + 1) × (4x + 1) - 5x × 4x = 38 + 53
- 4. The solution set of inequality x2-4x + 3 & lt; 0 is
- 5. Solution set of equation x square + 4x + 4 = 0
- 6. The square of 4x - 49 = 0 is solved by factorization
- 7. The square of 4x-6x-3 = 0
- 8. X squared-4x-9996
- 9. 3 (x square-4x) square-48 Factorization
- 10. Solve an inequality. 4x ^ 2 + 12x + 9 is less than or equal to 0 4X ^ 2 + 12x + 9 less than or equal to 0
- 11. If the increasing range of quadratic function y = AXX + BX + C is (- ~, 2), what is the decreasing range of quadratic function y = Bxx + ax + C? Please give me a detailed explanation. Thank you very much Functions are really hard,
- 12. Given that the increasing interval of quadratic function y = AX2 + BX + C is (- ∞, 2), then the increasing interval of quadratic function y = bx2 + ax + C is______ .
- 13. There is such a problem: "the quadratic function y = AX2 + BX + C is known to pass P (1, - 4), and C = - 3a To prove the image of this quadratic function, we must pass the fixed point a (- 1,0) Can you find the quadratic function expression according to the information in the question? If you can, please ask; if you can't, please explain the reason; (2) according to the existing information, please Add an appropriate condition to complete the original question
- 14. It is known that the square of quadratic function y = ax + BX + C and a point of intersection coordinate of X axis is (8,0), and if x = 6 is y, it has the minimum negative value of 12, the analytic expression of quadratic function is obtained
- 15. The image of the function f (x) = ax Λ 2 + BX + C (a ≠ 0) is symmetric with respect to the line x = - B / 2A Come on, I'm going to class The solution set of numbers a, B, C, m, N, P with respect to the equation m [f (x)] Λ2 + NF (x) + P = 0 cannot be () a. {1,2} B {1,4} C {1,2,3,4} D {1,4,16,64}
- 16. If the image of the function y = x ^ 2 + (a + 2) x + 3, X ∈ [a, b] is symmetric with respect to the line x = 1, then what is B-A equal to?
- 17. Ask a question to find the range of function y = x2-ax + 1 (x belongs to (- 1,1) a is a constant) You know what? Come on
- 18. If the value of X of fraction x-3 is 0, then x =?
- 19. A part of the parabola y = a (x + 1) 2 + 2 is shown in the figure. The coordinates of the intersection of the parabola on the right side of the Y-axis and the x-axis are () A. (12,0)B. (1,0)C. (2,0)D. (3,0)
- 20. As shown in the figure, the parabola y = ax ^ 2 + BX + C and an intersection a of the X axis are at the same point(