Chegg, Inc. (NYSE:CHGG) reported upbeat first-quarter financial results, but issued weak revenue forecast for the second quarter on Monday. Chegg posted adjusted earnings of 26 cents per share, beating market estimates of 25 cents per share. The company's quarterly sales came in at $174.40 million versus expectations of $174.10 million, according to data from Benzinga Pro. The company said it sees total net revenues of $159 million to $161 million for the second quarter, versus market estimates of $173.58 ...