<div>Standard form <t ex="ax^2+bx+c=0"/></div>

<div>Quadratic formula <t ex="x_{1,2}=\frac{-b\pm\sqrt{b^2-4ac}}{2a}"/></div>

<task>  Solve <t ex="x^2-8x+1=0"/></task><answer><t ex="x_1=4+\sqrt{15},x_2=4-\sqrt{15}"/></answer><youtube channel="UCXGlEEb1ULN6EGBlk3g1n1w" video="https://www.youtube.com/embed/PgBTFFb4h50?end=291"/>

<task>Solve <t ex="x^2+5x-6=0"/></task><answer><t ex="x_1=-6,x_2=1"/></answer><youtube  channel="UCUDlvPp1MlnegYXOXzj7DEQ"    video="https://www.youtube.com/embed/jvhQQj9a1EQ?start=15&end=60"/>

<task>Solve <t ex="x^2+2x-3=0"/></task><answer><t ex="x_1=1,x_2=-3"/></answer><youtube    channel="UCXGlEEb1ULN6EGBlk3g1n1w"      video="https://www.youtube.com/embed/h2yIeym_RUA?start=104&end=141"/><youtube   channel="UC0cd_-e49hZpWLH3UIwoWRA"   video="https://www.youtube.com/embed/UTuxHsaH-gQ?start=233&end=295"/>

<task>  Solve <t ex="x^2+6x-7=0"/></task><answer><t ex="x_1=1,x_2=-7"/></answer><youtube    channel="UCRGXV1QlxZ8aucmE45tRx8w"   video="https://www.youtube.com/embed/prx_Bf2hakw?start=107&end=406"/>

<task>Solve <t ex="x^2+7x-8=0"/></task><answer><t ex="x_1=1, x_2=-8"/></answer>

<task>Solve <t ex="-x^2+5x-6=0"/></task><answer><t ex="x_1=2, x_2=3"/></answer>

<task>Solve <t ex="-x^2+8x-7=0"/></task><answer><t ex="x_1=1, x_2=7"/></answer>

<task>Solve <t ex="-x^2+3x+4=0"/></task><answer><t ex="x_1=-1, x_2=4"/></answer>

<task>Solve <t ex="x^2+5x+4=0"/></task><answer><t ex="x_1=-1, x_2=-4"/></answer>

<task>Solve <t ex="-2x^2-10x-8=0"/></task><answer><t ex="x_1=-4, x_2=-1"/></answer>

<task>Solve <t ex="-x^2+6x-5=0"/></task><answer><t ex="x_1=1, x_2=5"/></answer>

<task>Solve <t ex="4x^2-8x+4=0"/></task><answer><t ex="x_1=1, x_2=1"/></answer>

<task>Solve <t ex="x^2+2x-8=0"/></task><answer><t ex="x_1=2, x_2=-4"/></answer>

<task>Solve <t ex="-x^2-x+2=0"/></task><answer><t ex="x_1=-2, x_2=1"/></answer>

<task>Solve <t ex="-x^2+x+6=0"/></task><answer><t ex="x_1=-2, x_2=3"/></answer>

<task>Solve <t ex="x^2-6x+8=0"/></task><answer><t ex="x_1=4, x_2=2"/></answer>

<task>Solve <t ex="-x^2+7x+8=0"/></task><answer><t ex="x_1=-1, x_2=8"/></answer>

<task>Solve <t ex="-x^2-2x+8=0"/></task><answer><t ex="x_1=-4, x_2=2"/></answer>

<task>Solve <t ex="3x^2-6x+3=0"/></task><answer><t ex="x_1=1, x_2=1"/></answer>

<task>Solve <t ex="2x^2+6x+4=0"/></task><answer><t ex="x_1=-1, x_2=-2"/></answer>

Algebra

Solve literal equation

Solve absolute value inequality

Solve polynomial equation

Evaluate logarithmic expression

Word problem

Find partial fraction decomposition

Floor ceiling fracpart equation

Solve logarithmic equation

Solve polynomial inequality

Solve rational inequality

Expand polynomial

Solve absolute value equation

Solve system equations