# Test: Functions I - Normal

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Question 1:   Solve equation  $y=3{x}^{2}-5x$ ,  for  $x=1$
$y=1$
$y=-2$
$y=0$
$y=-1$
Question 2:   Solve equation  $y={x}^{2}+2x-1$ ,  for  $x=-2$
$y=0$
$y=1$
$y=2$
$y=-1$
Question 3:   Define an equation that represents below graph. $y={x}^{2}-3x+1$
${x}^{2}+{y}^{2}=16$
$y=4x+1$
${\left(x-2\right)}^{2}+{\left(x-1\right)}^{2}=16$
Question 4:   Define an equation that represents below graph. ${\left(x+3\right)}^{2}+{y}^{2}=1$
${x}^{2}+{y}^{2}=2$
$y={x}^{2}+x+1$
$y=7x+5$
Question 5:   Define an equation that represents below graph. $y={x}^{2}+5x$
$y={x}^{2}-5x+6$
$y={x}^{2}+5x+6$
$y={x}^{2}+x+6$
Question 6:   Define an equation that represents below graph. $y={x}^{2}+5$
$y=-{x}^{2}$
$y={x}^{2}+3$
$y=-{x}^{2}+5$
Question 7:   Specify the number of symmetry axes for the function  $y=\frac{1}{x}$
$1$
$0$
$2$
$4$
Question 8:   Specify the number of symmetry axes for the function  $y={x}^{2}$
$1$
$1$
$2$
$4$
Question 9:   Specify the number of symmetry axes for the function  ${x}^{2}+{y}^{2}=4$
$1$
$\infty$
$2$
$4$
Question 10:   Determine the roots of the quadratic equation in a graph. $х=1$
$х=2$
$х{}_{1,2}=±1$
$х=0$