Graph the function f(x)=4x^4-7x^3-3x^2+8x-2

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

Which of the following are accepted without proof in a logical system? check all that apply.

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?