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10 questions from this quiz
2
a≠0a \neq 0a=0
ax2+bx+c=0ax^2 + bx + c = 0ax2+bx+c=0
If (A)(B)=0(A)(B) = 0(A)(B)=0 then A=0A = 0A=0 or B=0B = 0B=0
Write in standard form ax2+bx+c=0ax^2 + bx + c = 0ax2+bx+c=0
Square it
When factorising not possible
It works for every quadratic equation
Substitute root and solve for unknown
When quadratic can be easily factored
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