Write each expression as an algebraic​ (nontrigonometric) expression in​ u, u > 0. sin(2sec^-1 u/10)

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

For g(x) = 5x - 3 and h(x) = [tex]\sqrt{x}[/tex], find (g · h)(4)

Louis wants to carpet the rectangular floor of his basement the basement has an area of 864 square feet the width of the basement is 2/3 its length what is the length of lewis's basement