Please answer this question I'll mark brainliest with steps! ​

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Can some one explain how to slove specifically, what is the value of x? 0.9(x+1.4)-2.3+0.1x=1.6 enter the answer as a decimal in the box. x= ?

What is the interquartile range (iqr) of the data set represented by this box plot?