Dijawab ya makasih..

#F

Kesamaan matriks

b1k1 –> 4x- 3y = 6

b2k2 –> x + 5y = – 2

elimininasi

4x – 3y = 6

x + 5y = 13……(*4)

.

4x – 3y = 6

4x + 20y = 52…..(-)

– 23y = -46

y = 2 –> x + 5y = 13

x + 5(2) = 13

x = 13- 10

x= 3

*

Nilai x²+y² = (3²+ 2²) = 13