Question

Find the square of 3m^3-7n^4

Answer 1

Answer:

9m^6 + 49n^8 - 42 m^3 n ^4

Step-by-step explanation:

(3m^3 - 7n^4)^2 = (3m^3)^2 + (7n^4)^2 - 2(3m^3)(7n^4)

Answer 2

Answer:

thanks .................