Use a graphing calculator to Express solutions with approximations to the nearest thousandth.
-$$0.4 x + \sqrt { 2 } y = 1$$
$\sqrt { 5 } x + 0.8 y = 1$
A) $\{ ( 0.216,0.646 ) \}$
B) $\{ ( 0.097,0.980 ) \}$
C) $\{ ( 0.176,0.757 ) \}$
D) $\varnothing$

Question

Quizplus · Accepted Answer

Using a graphing calculator to solve the system of equations $$0.4x + \sqrt{2}y = 1$$ and $$\sqrt{5}x + 0.8y = 1$$ yields the solution set $\{(0.216, 0.646)\}$, which is closest to the given options when rounded to the nearest thousandth.

Use a Graphing Calculator to Express Solutions with Approximations to the Nearest