Which of the following are solutions to the equation below?
4x^2 + 4x + 1 = 9

Ahiking trail is 6 miles long. it has 4 exercise stations, spaced evenly along the trail. what is the distance between each exercise station?

Si la base de un triángulo isósceles mide 70 m y el ángulo opuesto a ésta mide 58°; entonces ¿cuánto mide la altura de dicho triángulo? a) 21.87 m. b) 40.01 m. c) 43.74 m. d) 63.14 m.

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x