Suppose that R(x) is a polynomial of degree 12 whose coefficients are real numbers. Also, suppose that R(x) has the following zeros.
-2, 3, -4, -3-5i
Answer the following.
(a) Find another zero of R(x).

(b) What is the maximum number of real zeros that R (x) can have?

(c) What is the maximum number of nonreal zeros that R(x) can have?

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.

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)

Pls what is the decimal equivalent of 5 over 9? select one: a. 0 point 5 bar over top of 5 b. 0 point 6 bar over top of 6 c. 0 point 8 bar over top of 8 d. 0 point 9 bar over top of 9