Algebra

Answer all the questions below and press submit to see how many you got right.

id: 11516

Select all statements that are true about the function $y=mx+b$

  • If $b<0$ and $m>0$ the root of the function is $>0$.
    If $b>0$ and $m<0$ the root of the function is $>0$.
    If $b>0$ and $m>0$ the root of the function is $>0$.
    If $b<0$ and $m<0$ the root of the function is $>0$.
id: 11525
Card image cap

The above picture shows that graph of the function $f(x)=$_______.

  • $x+2$
    $2x$
    $x^2$
    $x$
id: 9334

What is the value of the expression $x$ for $x=0?$