Question

Multumesc anticipat!!​

Answer 1

$f:\mathbb{R}\rightarrow\mathbb{R} \: \: \: ,f(x)=2x-3$

$A(x,-5)\:\in\:G_{f} = > f(x) = - 5$

$2x - 3 = - 5$

$2x = - 5 + 3$

$2x = - 2 \: | \div 2$

$x = - 1$

$=>A(-1,-5)$