Which ordered pair is the best approximation of the exact solution?
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Answer:
The correct option is A.
Step-by-step explanation:
The given table represent the value of two functions
[tex]y=-3x+6[/tex] .... (1)
[tex]y=4x-5[/tex] .... (2)
Equate both the equations to find the solution of the equations.
[tex]-3x+6=4x-5[/tex]
Isolate like terms.
[tex]6+5=4x+3x[/tex]
[tex]11=7x[/tex]
[tex]\frac{11}{7}=x[/tex]
[tex]x\approx 1.571[/tex]
Put this value in equation (1).
[tex]y=-3(1.571)+6[/tex]
[tex]y\approx 1.287[/tex]
The solution of the system of equation is
[tex](1.571, 1.287)\approx (1.6,1.3)[/tex]
Therefore approximation of the exact solution is (1.6,1.3). The correct option is A.