Q31: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8306/.jpg" alt=" A)(-∞, ∞) B)
Q31: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8306/.jpg" alt=" A)
Q53: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8306/.jpg" alt=" A)
Q67: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8306/.jpg" alt=" A)
Q80: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8306/.jpg" alt=" A)
Q82: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8306/.jpg" alt=" A)
Q82: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8306/.jpg" alt=" A)
Q127: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8306/.jpg" alt=" A)(1, 2) B)(1,
Q129: f(x)= <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8306/.jpg" alt="f(x)= A)No
Q139: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8306/.jpg" alt=" A)