Is x^4-4x^3+8x^2+2x-13 a polynomial

A child is standing across the street from his apartment. His mother is on their balcony. The angle of elevation between the child's eyes and his mothers eyes is 22 degrees.

The equation 10x + 12 = $72.00 shows the total cost for x people attending a concert. How many people attended the concert A) 4 people B) 5 people C) 6 people D) 8 people

Ms. Malvetti has a garden that is 12 1/2 feet long. If Ms. Malvetti plants 5/6 feet of tomatoes per day, how long will it take her to plant ALL of the tomatoes in her garden? A. 7 days B. 15 days C. 10 days D. 12 days

An HMO pamphlet contains the following recommended weight for women: "Give yourself 100 pounds for the first 5 feet plus 5 pounds for every inch over 5 feet tall.

What is the range of the function f (x) = 4x + 9, given the domain D = {-4, - 2, 0, 2}? A. R = {-17, - 9, - 1, 17} B. R = {-7, - 1, 9, 17} C. R = {-7, 1, 9, 17} D. R = {1, 7, 9, 17}

A coin is flipped 3 times If you get tails once you get $5, tails twice you get $15, and tails on all three flips you get $40. What is the expected amount of money you will get?

If the interior angle of a regular polygon measures 170°, how many sides does it have

How do I get the sequence for the next 3 numbers 2,4,8,14, ... ?

Solve by completing the square. If needed round to the nearest hundredth.

Which of these best describes the hypotenuse-angle theorem? Select one: a. If the hypotenuse and an acute angle of a right triangle are similar to the corresponding parts of another right triangle, then the triangles are similar b.