(-5,9) (0,-1) (4,-9) (10,-21) What is the domain of the set of ordered pairs above? A. {9, -1, -9, -21} B. {-5, 9} C. {-5, 10} D. {-5, 0, 4, 10}

Select all the correct statements. the amount in dollars an electrician charges in terms of the number of hours worked is represented by the function y = 22x + 42. from the function, identify all the phrases that hold true for the situation. the electrician charges an initial fee of $22 the y-variable represents the number of hours the electrician charges an initial fee of $42 the electrician charges $22 for every hour worked the x-variable represents the electricians charges in dollars the electrician charges $42 for every hour worked

Two triangles can be formed with the given information. use the law of sines to solve the triangles. b = 49°, a = 16, b = 14

How many terms does the polynomial x^2 y^2 have