Hi i’m stuck on my math homework and i really need . it’s 7th grade math, and the questions are test with 50 points; test score of 40%

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?