A building has an entry the shape of a parabolic arch 84 ft high and 42 ft wide at the base, as shown below. Find an equation for the parabola if the vertex is put at the origin of the coordinate system.

Clara solved the equation 7/3x = −2/3 as shown → 7/3x( 3/7 ) = −2/3 ( 3/7 ) x = −14 what is clara’s error?

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?

Construct the graph that models the given situation