D^2y/dx^2=sqrt(1+(dy/dx)^2 state the order of the given ordinary differential equation. determine whether the equation is linear or nonlinear.

Use the graph of the sine function y=2sinθ shown below

The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this.

The trigonometric ratios sine and secant are reciprocals of each other