If a = 2+ √3 , then find the value of a - 1/a
Answers
Answered by
1
Step-by-step explanation:
a=2+√3
1/a=1/2+√3=1/2+√3×2-√3/2-√3
=2-√3/(2)²-(√3)³
=2-√3/4-3
=2-√3
a-1/a=(2+√3)-(2-√3)
=2√3
Answered by
1
Step-by-step explanation:
hope it helps you mark me as a brainlist
Attachments:
Similar questions