Math Problem Statement
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Part 1
LaToya throws a ball from the top of a bridge. Her throw is modeled by the equation
yequals=negative 0.6 x squared plus 4 x plus 11−0.6x2+4x+11,
and the bridge is modeled by the equation
yequals=negative 0.2 x plus 8−0.2x+8.
About how far does the ball travel horizontally before its first bounce?
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Part 1
About
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feet
(Round to two decimal places as needed.)
Solution
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Math Problem Analysis
Mathematical Concepts
Quadratic Equations
Intersection of Curves
Quadratic Formula
Formulas
Quadratic formula: x = (-b ± sqrt(b^2 - 4ac)) / 2a
Theorems
-
Suitable Grade Level
High School
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