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Under fire!
Author:
Joshua Price
A cannon fires from the point (0,0) at a ship that is at the point (5,0). The cannon ball moves in the shape of the parabola y = −x^2 + 4. Find the x-intercepts of this parabola to determine if the ship will be hit by the cannon ball.
GeoGebra
New Resources
Quiz: Finding Average Rate of Change
Blancmange curve (fractal)
Shadow of a Cube (v2)
Average Rate of Change: Graph a Function (1)
Icosahedron
Discover Resources
Sphärische Aberration_fixed
ERIKAG
Perpendicular bisector 6.11
Ball
الأعداد الكسرية والكسور غير الفعلية والكسور العشرية
Discover Topics
Statistical Characteristics
Vectors 3D (Three-Dimensional)
Matrices
LCM and GCD
Function Graph