simplify using imaginary number i.
Division:
square root of -5/square of -7.
3 answers
(+ or -) i times sqrt of 5 / (+ or -) i times sqrt 7
both numbers negative
√-5/√-7
= √5 i/(√7 i)
= √5/√7 = (√5/√7) * (√7/√7)
= √35/7
= √5 i/(√7 i)
= √5/√7 = (√5/√7) * (√7/√7)
= √35/7