12p-(3/p)=5

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Solution for 12p-(3/p)=5 equation:



12p-(3/p)=5
We move all terms to the left:
12p-(3/p)-(5)=0
Domain of the equation: p)!=0
p!=0/1
p!=0
p∈R
We add all the numbers together, and all the variables
12p-(+3/p)-5=0
We get rid of parentheses
12p-3/p-5=0
We multiply all the terms by the denominator
12p*p-5*p-3=0
We add all the numbers together, and all the variables
-5p+12p*p-3=0
Wy multiply elements
12p^2-5p-3=0
a = 12; b = -5; c = -3;
Δ = b2-4ac
Δ = -52-4·12·(-3)
Δ = 169
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$p_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$p_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{169}=13$
$p_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-5)-13}{2*12}=\frac{-8}{24} =-1/3 $
$p_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-5)+13}{2*12}=\frac{18}{24} =3/4 $

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