LON-CAPA Help

Numerical Response problems are answered by entering a number and an optional unit. For instance, a numerical response problem might have an answer of 2m/s². Formula Response problems are answered by entering a mathematical formula. For instance, a formula response problem might have an answer of x²+11. The answer may be in any equivalent format. For instance, for x²+11, the system will also accept x*x+11 or x²+21−10.