Help me please

Adaylily farm sells a portion of their daylilies and allows a portion to grow and divide. the recursive formula an=1.5(an-1)-100 represents the number of daylilies, a, after n years. after the fifth year, the farmers estimate they have 2225 daylilies. how many daylilies were on the farm after the first year?

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

What is the slope of the line shown below?