"How many 2/3 are in 9/8?"

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

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

2.5 milligrams is equivalent to how many grams