A 25 ft ladder is leaning against a wall when its base starts to slide away from the wall. By the time its base is 7 ft from the wall, the base is moving at the rate of 2 ft/sec. How fast is the top of the ladder sliding down the wall then?

Consider the following position function. find (a) the velocity and the speed of the object and (b) the acceleration of the object. bold r left parenthesis t right parenthesisr(t)equals=left angle 6 t superscript 4 baseline comma 2 t cubed right angle6t4,2t3 for tgreater than or equals≥0

Select all the correct answers. which changes will increase the rate of reaction during combustion? decreasing the area of contact between the reactants adding more oxygen to the reaction removing heat from the reaction changing the reactants from solid form to powdered form lowering the exposure of the reactants to air

Write a polynomial function with the given zeros x= -1,0,2show your work