Q98: Find the inverse of the matrix. <img
Q99: If possible, find AB. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8633/.jpg" alt="If
Q100: An airplane flying into a headwind travels
Q101: Solve the system, if possible. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8633/.jpg"
Q102: Evaluate the expression. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8633/.jpg" alt="Evaluate the
Q104: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8633/.jpg" alt=" Find the cofactor
Q105: Solve the system by the method of
Q106: Solve the system using Gaussian elimination. <img
Q107: Find the product. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8633/.jpg" alt="Find the
Q108: Find the determinant of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8633/.jpg" alt="Find