[ريآآنوو]

لا هنت حل هالسؤال


If the object is moving in a horizontal level by the following coordinates:
x=-0.3t^2+7t+25 , y=0.22t^2-9t+27
a) Find the location and direction of the object after ten seconds ...؟؟

b) Find the value of the speed and direction of the object after ten seconds ...؟؟

c) Find the value and direction of the acceleration of the object after ten seconds ...؟؟