A⋅a/\2⋅a/\3=?? I need help ASAP

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

Factor x2 – 8x + 15. which pair of numbers has a product of ac and a sum of what is the factored form of the

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?