Author: Anonymous

For the following equation of a conic:

Find the acute angle that satisfies the following equations or expressions. Express your answers as radians and round your answer to three decimal places. Place your answers in the column to the right. If there is no solution, type DNE in the space provided.

Given the transformation of cosine:

Match the equation to the graph.  

Recall that when we talk about bearings, we measure clockwise from the vertical positive y-axis (the 12 position on the clock). An airplane travels at 150 km/hr in a direction of

Head straight over to submit your scratch paper now!  Please submit it all as one document and let me know if something goes wrong.  Also remember Canvas will give you an automated score, but I still need to go over the tests by hand before the grades are final, so please don’t panic if you see a low score. We’re now officially half way through the quarter, make sure to take a breath and be proud of how much you’ve done already!  

For the following circle:

Match the system of non-linear equations to the graphed solutions below.    

The Earth is about 93,000,000 miles from the sun and traverses its orbit every 365.25 days.  Assuming the orbit is circular (it nearly is), what is the linear velocity of Earth in its orbit, in miles per hour? 

Given the answer bank below: Choice A: