Simplify each expression. (2a^4)^-3, a≠0

a. 1/8a^7
b. 1/2a^12
c. 1/8a^12
d. 1/2a^7

Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.

Y= x – 6 x = –4 what is the solution to the system of equations? (–8, –4) (–4, –8) (–4, 4) (4, –4)

What are the solutions of the equation x4 – 5x2 – 14 = 0? use factoring to solve. someone !