Find the circumference of a circle that has a diameter of 5 inches. use for pi. 15 in. in. 15 in. 15 in.

What is the answer to this problem 7 * 5/6

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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