Solve the following system of equations by any method. $( 5 + \sqrt { - 4 } ) - ( 7 - \sqrt { - 25 } )$
A) $- 2 + 7 i$
B) no solution; inconsistent system
C) infinitely many solutions; dependent equations
D) $- 2 - 3 i$

Question

Quizplus · Accepted Answer

\begin{align*}
(5 + \sqrt {-4}) - (7 - \sqrt {-25})&=5+2i-(7+5i)\
&=-2-3i
\end{align*}

Solve the Following System of Equations by Any Method (5+−4)−(7−−25)( 5 + \sqrt { - 4 } ) - ( 7 - \sqrt { - 25 } )(5+−4​)−(7−−25​)

Solve the Following System of Equations by Any Method $( 5 + \sqrt { - 4 } ) - ( 7 - \sqrt { - 25 } )$