6. minimum value determined by the formula function f (x) = 2x ²-8x + p was 20. value f (2) is.
7. shape factor of the quadratic equation 4x ²-13x = -3 is
8. quadratic function whose graph passes through the point (-12.0) and has a turning point (-15.3) is ..
9. roots of a quadratic equation: 4x ² + px +25 = 0 are x1 and x2, if the roots of the quadratic equation x1 ² + x2 ² = 12.5 then the value of p is
10. equation x ²-4x +3 = 0 and x ² +4 x-21 = 0, has a root persekutuan. akar the alliance is