Quadratic Equations

Hong Kong

Stage 4 - Stage 5

The standard form of a quadratic equation is $ax^2+bx+c=0$`a``x`2+`b``x`+`c`=0.

Identify the values of $a$`a`, $b$`b` and $c$`c` in the quadratic equation $x^2+7x+10=0$`x`2+7`x`+10=0 with $a>0$`a`>0.

$a$a |
$=$= | $\editable{}$ |

$b$b |
$=$= | $\editable{}$ |

$c$c |
$=$= | $\editable{}$ |

Easy

< 1min

The standard form of a quadratic equation is $ax^2+bx+c=0$`a``x`2+`b``x`+`c`=0.

Identify the values of $a$`a`, $b$`b` and $c$`c` in the quadratic equation $x^2-3x-4=0$`x`2−3`x`−4=0 with $a>0$`a`>0.

Easy

< 1min

The standard form of a quadratic equation is $ax^2+bx+c=0$`a``x`2+`b``x`+`c`=0.

Identify the values of $a$`a`, $b$`b` and $c$`c` in the quadratic equation $2x^2+9x=0$2`x`2+9`x`=0 with $a>0$`a`>0.

Easy

< 1min

The standard form of a quadratic equation is $ax^2+bx+c=0$`a``x`2+`b``x`+`c`=0.

Identify the values of $a$`a`, $b$`b` and $c$`c` in the quadratic equation $8x^2-3x=0$8`x`2−3`x`=0 with $a>0$`a`>0.

Easy

< 1min

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