An object moves +4 m/s for one minute. then it turns around and moves -4 m/s. what had to change during the time the object reversed its direction? a only its speed b only its velocity c both its speed and its velocity d neither its speed nor its velocity

It is given that the quadratic equation hx²-3x+k=0, where h and k are constants, has roots [tex] \beta \: and \: 2 \beta [/tex]express h in terms of k

Four equations are shown below. equation 1: y=2*equation 2: y=2x-5equation 3: y=x2 + 6equation 4: tdentify one linear equation and one nonlinear equation from the list. why each equation you identified is linear or nonlinear. nd one nonlinear equation from the list. state a reasonlinear equation

3c2 + 2d)(–5c2 + d) select all of the partial products for the multiplication problem above.