F(x) = -5x2 + 5 identify the axis of symmetry, vertex and the y-intercept of the parabola.

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units

What is the y-intercept of the line with the equation 3x + 4y = 12?