The vertex form of the equation of a parabola is y= {(x-4)2 +13. What is the
standard form of the equation?
- 4x + 29
A. y = ** -8x+21
B. y = {x?--
- 2x
D. y = 3x2-82
C.
y =
-
- 4x+21
- 8x+29
HELP HELPPLEASE

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m