How to put in a+bi form the expression 7i-sqrt(-45)?Thanks
in Algebra 2 Answers by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

1 Answer

 √-45=i√45=3i√5, so 7i-√-45=7i-3i√5=0+(7-3√5)i.

by Top Rated User (721k points)

Related questions

1 answer
1 answer
1 answer
asked Apr 18, 2012 in Algebra 2 Answers by anonymous | 365 views
1 answer
asked Sep 29, 2012 in Algebra 1 Answers by anonymous | 367 views
1 answer
asked Nov 6, 2017 in Other Math Topics by anonymous | 95 views
1 answer
Welcome to MathHomeworkAnswers.org, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!
84,551 questions
89,519 answers
2,000 comments
13,736 users