<span>When you lift an object by moving only your forearm, the main lifting muscle in your arm is the biceps. Suppose the mass of a forearm is 1.10kg . If the biceps is connected to the forearm a distance dbiceps = 2.50cm from the elbow, how much force Fbiceps must the biceps exert to hold a 800g ball at the end of the forearm at distance dball = 37.0cm from the elbow, with the forearm parallel to the floor? How much force Felbow must the elbow exert</span>
The answer is "could have forgotten" since you is the subject, you wouldn't include that in the verb phrase.
Answer:
the experiences of someone else
