The graph of g(x) = ax2 opens downward and is narrower than the graph of f(x) = x2. Which of the following could be the value of a?

6.(q^9)^2 a. 2q^18 b. q^18 c. q^81 d. q^11 7.(6q^6)^-4 a. 6q^1296 b. 1296q^2 c. 1/1296q^24 d. 6q^-24 8. what is the value of 12x^-3 y^-1 for x = -1 and y = 5? a. -12/5 b.-10 c.-0 d.5/12

When y’all answer can y’all explain too !

What is the range? can’t seem to find it out