Which of following processes is the function of the smooth muscle layer of the digestive system?

Remote sensing of the earth's surface and atmosphere may involve the use of what type of instruments?

Need will give 100 ! in no less than one hundred fifty words, explain why it is important for engineers to sketch designs and use them to clarify their designs to other people, giving at least three reasons.

The equation 24x2+25x−47ax−2=−8x−3−53ax−2 is true for all values of x≠2a, where a is a constant.what is the value of a? a) -16b) -3c) 3d) 16