Please just answer this one with an explanation. Soon i won't have enough money to make a question.
This is the final question i can make.
Please .
VERY URGENT

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is

Find the missing factor. write your answer inexponential form.9^2=9^4×