PLSSS HELP ON THIS IT FOR A FINAL GRADE HELP

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

How many real-number solutions does the equation have? -4x^2 + 10x + 6 = 0 a. no solutions b. two solutions c. infinitely many solutions d. one solution

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