The area of a rectangle is 1.7 square units. The length is 3.4 units and the width is z units. What is the value of z? A . z= 0.5 B. z=2 C. z=5.1 D. z=5.78

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Pls brainliest will be awarded if answer is correct

Sketch the region enclosed by the given curves. decide whether to integrate with respect to x or y. draw a typical approximating rectangle and label its height and width. y= 5x, y=7x^2then find the area s of the region.