lisapressley2001 lisapressley2001

15-12-2016
Mathematics

contestada

Which of the following is the correct notation for the complex number 113-√-68?
A.113-2√17t
B.113-2t√17
C.113+2t√17
D.113-2t√-17

Respuesta :

bonnielove bonnielove

15-12-2016

well the answer is A. 113-2tsqr 17t

Answer Link

apologiabiology apologiabiology

16-12-2016

remember
i=√-1

complex numbers are written in form a+bi

so

113-√-68=
113-(√-1)(√(68)=
113-(i)(2√(17)=
113-2i√17

answer is B (what is that 't' doing there?)

Answer Link

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