What is a homotrope?

What is the difference between a Roth Ira and just an IRA? What is the solution set for -5x plus x plus 9 equals -4x plus 12? What is 5280 x 4? If the cicumfrence of a circle is 15 then what is area? Is high an abstract noun? What it the first five terms of the sequence with an nth term of 8n plus 1? What is the volume of a regular hexagonal prism with a perimeter of 48 cm and a length of 15 cm? Examples of Golden rectangles? How do you find the function of a curved graph based on a set of points? How much concrete do you need for 10ft x 70ft x 4in? To the nearest degree find the measure of angle b in triangle abc given measure of angle a equals 48degrees ac equals 62cm and ab equals 61cm? How many lines of symmetry do fish have? Find the common ratio of the following geometric sequence 2.512 11.304 50.868 228.906 1030.077? How do you write 4 to the 5th power? What is the algebraic expression for the phrase -2 times the quantity q minus 3? How can a 45 degree angle be constructed using only a straight edge and a compass? What is the HCF of 75 and 18? Is swift a verb? What is the function of a subwoofer? What is 2 over 7 times 35?