Someone can help me b) Signed numbers can be represented using sign-magnitude
form or two's complement form. Briefly explain why
the sign-magnitude representation is not commonly used
in practice nowadays.

Jacob’s four-month-old infant is crying continuously. while jacob’s wife suggests that he pick up the baby, jacob’s mother thinks that picking up the baby each time she cries is bad for the baby. why is jacob’s wife right? a. babies sleep better when carried. b. babies learn to cry whenever they want someone to hold them. c. babies may choke if crying while lying on their back. d. babies develop a sense of trust that someone is there to provide care.

During adolescence, most people develop a greater sense of independence a. true b. false

Describe alvord's tone in the two paragraphs on the history of dartmouth and its native american studies program (paras. 21-22)?