24x2-21x=0

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Solution for 24x2-21x=0 equation:



24x^2-21x=0
a = 24; b = -21; c = 0;
Δ = b2-4ac
Δ = -212-4·24·0
Δ = 441
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{441}=21$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-21)-21}{2*24}=\frac{0}{48} =0 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-21)+21}{2*24}=\frac{42}{48} =7/8 $

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