Additional Concepts
-$$\left\{ \begin{array} { l }
x ^ { 2 } + y ^ { 2 } = 145 \
x + y = 17
\end{array} \right.$$

A) $\{ ( 9,8 ) , ( 8,9 ) \}$
B) $\{ ( - 9,8 ) , ( - 8,9 ) \}$
C) $\{ ( 9 , - 8 ) , ( 8 , - 9 ) \}$
D) $\{ ( - 9 , - 8 ) , ( - 8 , - 9 ) \}$

Question

Additional Concepts
-$$\left\{ \begin{array} { l } 
x ^ { 2 } + y ^ { 2 } = 145 \
x + y = 17
\end{array} \right.$$

A) $\{ ( 9,8 ) , ( 8,9 ) \}$ 
B) $\{ ( - 9,8 ) , ( - 8,9 ) \}$ 
C) $\{ ( 9 , - 8 ) , ( 8 , - 9 ) \}$ 
D) $\{ ( - 9 , - 8 ) , ( - 8 , - 9 ) \}$

Quizplus · Accepted Answer

The Answer of Additional Concepts
-$$\left\{ \begin{array} { l } 
x ^ { 2 } + y ^ { 2 } = 145 \
x + y = 17
\end{array} \right.$$

A) $\{ ( 9,8 ) , ( 8,9 ) \}$ 
B) $\{ ( - 9,8 ) , ( - 8,9 ) \}$ 
C) $\{ ( 9 , - 8 ) , ( 8 , - 9 ) \}$ 
D) $\{ ( - 9 , - 8 ) , ( - 8 , - 9 ) \}$

Additional Concepts - {x2+y2=145x+y=17\left\{ \begin{array} { l } x ^ { 2 } + y ^ { 2 } = 145 \\x + y = 17\end{array} \right.{x2+y2=145x+y=17​