This question asks for an algebraic expression With these types of questions be sure to use the variables indicated In your answer you can also use mathematical expressions for numerical calculations Examples Type 3x 2 5 2 x 3 X 2 x 3 x sqrt x 5 x 5 3 x 7 32 7 1 x x 1 2 3 1 x x 1 5 3x 2 3 To get 3x 5 1 Enter 5 3 x On the square root be sure to put parentheses around the input sqrt x 3 is OK but sqrtx 3 or sqrt x 3 is not Unless the problem gives specific directions any algebraically equivalent expressions acceptable For example if the answer was x 2 x 3 then x 3 x 2 and 3 x 2 x would also be acceptable Try it here Use the Preview button to see how the computer is interpreting what you typed x 4 x 1 5 2 below