G(x)=x^{2} +2x-5 find g (3)

H (x)= -[x^{2} - 5x+2 find H (4)

please help again

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab

Hello, i need compare km^2 and km. what's difference in this?

The equation y= -16t^2+120 can be used to represent the fridge height above the ground where ti represents time in seconds after she threw the apple how long does it take the apple to hit the ground running your