Question

evaluate :(21)3 how to slove ​

Answer 1

Answer:

Hey mate

Step-by-step explanation:

I am not so sure if you can do directly 21 cube

Or we can do

(20+1) cube

(20)3+(1)3 +3*20*1(20+1)

8000+1+60(21)

8001+1260

9261

(21)3 also 9261

I did both methods hope both are clear and pls do mark it brainliest and follow me