Question

ALL DIFFERENT QUESTIONS. PLEASE HELP. MEDALS TO ALL.. NUMBER THE QUESTIONS.
When the quadratic equation y = (x - 5)(2x + 3) is written in standard form, what is the value of the coefficient "b"?



Identify which equation is a quadratic equation.




Determine whether the graph of y = -2x^2 - 3x + 10 opens up or down and whether it has a maximum or minimum point.



What is the vertex for the graph of y = -2x^2 + 8x - 13?




What are the solutions of x^2 + 8x - 20 = 0?


What are the x-intercept(s) of the graph of y - x^2 = -11x + 24?


What are the solutions of 6x^2

Answer 1

y=2x^2+3x-5x-15
y=2x^2-2x-15
Coefficient of b=2.
The given equation is a quadratic equation.
y = -2x^2 - 3x + 10 opens DOWN