Question

4^2021(4^2022-60.4^2019)

Answer 1

\(=4^{4043}-60\cdot4^{4040}\)

Answer 2

sai thì chịu nha, này cũng thử làm thôi

\(=4^{2021}.4^{2022}-4^{2021}.60.4^{2019}\\ =4^{4040}.4^3-4^{4040}.60\\ =4^{4040}.\left(4^3-60\right)\\ =4^{4040}.\left(64-60\right)\\ =4^{4040}.4^1=4^{4041}\)