EVALUATE UING IDENTITIES
left parenthesis 99 right parenthesis cubed

Asked by sujatashetty2000 | 16th Jul, 2014, 06:59: AM

Expert Answer:

open parentheses 99 close parentheses cubed equals open parentheses 100 minus 1 close parentheses cubed  left parenthesis a minus b right parenthesis cubed equals a cubed minus 3 a squared b plus 3 a b squared minus b cubed  open parentheses 100 minus 1 close parentheses cubed equals open parentheses 100 close parentheses cubed minus 3 open parentheses 100 close parentheses squared 1 plus 3 open parentheses 100 close parentheses 1 minus 1 equals 1000000 minus 30000 plus 300 minus 1 equals 970299

Answered by Dharma Teja | 16th Jul, 2014, 08:31: AM