Simplify. Write the answer with positive exponents.–5x3y ∙ –2x2y4

Solve. Write the solution set using interval notation. Use the equation editor to find the symbol for infinity, if necessary, or use two o’s —> oo–72 – 9x ≤ –9

Determine whether the relation is a function. (yes or no){ (–2, 2), (–1, –1), (0, –2), (1, –1), (3, 7) }

Find the slope of the line that goes through the given points.(6, 5),  (1, 3)   slope = 

Find the domain and the range of the relation. Then use the vertical line test to determine whether the graph is the graph of a function. domain: range: function?

Find the indicated value.Find f(4) when f(x) = 9×2 + 7x.   f(4) = 

Solve the system of equations using elimination.  All work must be shown for this question.  On your scratch paper, copy the problem and show the steps you used to solve it.  First type your answer below, then hold the paper up to your webcam for at least 5 seconds so that your work can be verified.  Failure to do so could cause a score of 0 points for this question. 

Find the slope and the y-intercept of the line   7x – 12y = 84   slope = y-intercept:  

Find the domain and range.{ (1,–5), (–6,8), (2,–1), (6,2) }   Domain: {} Range: {}

Solve. Write the solution set using interval notation. Use the equation editor to find the symbol for infinity, if necessary, or use two o’s -> oo–54 – 9x ≤ 18