Question

(4c^7/2c^5)^(-2) = ?

Answer 1

Answer:

1/4c^4

Step-by-step explanation:

[4c^7/2c^5]^-2

[2c^5/4c^7]^2

[1/2c^2]^2

1/4c^4

Answer 2

1/(2c^2)^2

Step-by-step explanation:

((4c^7)/(2c^5)^(-2) = (2c^2)^(-2)

1/(2c^2)^2 = 1/(4c^4) = c^(-4) / 4

0.25c^(-4)