Question 110651
1.

{{{f(x)= -3x + 7}}}


*[invoke plot_any_graph "-(3x) + 7", -15, 15, -15, 15, 400, 400]


2.


{{{f(x)= -3x^2 + x - 5}}}


*[invoke solve_quadratic_equation -3, 1, -5]