60 pnts and brainliest to whoever answers all 3 i will be double checking the question 3 answer sqrt = square root a) sqrt 2/2, - sqrt 2/2 b) -1/2, sqrt 3/2 c) - sqrt 2/2, sqrt 2/2 d) - sqrt 3/2 , 1/2

Me with this one question, and i'll upvote the brainliest answer

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants. assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1