Jamaal bounces on a trampoline. His height, as a function of time, is modeled by y = -6x2 + 20x +4 Is this linear, nonlinear, some parts are linear and nonlear, or is there no enough information?

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0