The path of a football kicked by a field goal kicker can be modeled by the equation y = - 0.04x ^ 2 + 1.56x , where x is the horizontal distance in yards and y is the correspondisyg height in yards. What is the approximate maximum height of the football?

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

What is the multiple zero and multiplicity of f(x) = (x ? 3)(x ? 3)(x + 5)? multiple zero is 3; multiplicity is 2 multiple zero is 5; multiplicity is 1 multiple zero is ? 5; multiplicity is 1 multiple zero is ? 3; multiplicity is 2

Evaluate cos2θ for cosθ = square root of 3/2