Which equations represent functions that are non-linear? Select each correct answer. a) y = x b) 2y = 1/2 x c) y = 8 + x d) y - 6 = x^2 e) y = 1/3 - 5x f) y = 2x^2 + 5 - 3x^3

Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000