M mobius Senior Member 7+ Year Member 15+ Year Member 20+ Year Member Aug 19, 2004 #1 Advertisement - Members don't see this ad #28 2+2sqrt3 what is the reciprocal what is the easiest fastest way of doing this.... ans (-1-sqrt3)/4
Advertisement - Members don't see this ad #28 2+2sqrt3 what is the reciprocal what is the easiest fastest way of doing this.... ans (-1-sqrt3)/4
T thakdha Member 10+ Year Member 7+ Year Member 15+ Year Member Aug 19, 2004 #2 Reciprocal of 2 + 2 sqrt3 is 1 /2 + 2 sqrt3. (1/ 2 + 2 sqrt 3 ) * (2 - 2 sqrt 3/ 2 - 2 sqrt 3) = 2 - 2 sqrt 3 / 4 - 12 = (2 - 2 sqrt 3)/ (-8) = (1 - sqrt 3)/ -4 Upvote 0 Downvote
Reciprocal of 2 + 2 sqrt3 is 1 /2 + 2 sqrt3. (1/ 2 + 2 sqrt 3 ) * (2 - 2 sqrt 3/ 2 - 2 sqrt 3) = 2 - 2 sqrt 3 / 4 - 12 = (2 - 2 sqrt 3)/ (-8) = (1 - sqrt 3)/ -4
