4y2+3y-4=0

Simple and best practice solution for 4y2+3y-4=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 4y2+3y-4=0 equation: 



4y^2+3y-4=0

a = 4; b = 3; c = -4;
Δ = b2-4ac
Δ = 32-4·4·(-4)
Δ = 73
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$y_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$y_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$y_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(3)-\sqrt{73}}{2*4}=\frac{-3-\sqrt{73}}{8}
$


$y_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(3)+\sqrt{73}}{2*4}=\frac{-3+\sqrt{73}}{8}
$

See similar equations:

| 8-5x+10+4x+2x-4=6+3x4 | | y2-6y-9=0 | | 4k−6=-2k−16−2 | | 7.3p=7.3 | | -24=4x+4x | | 2x-5(x-3)=-5+2x-5 | | x^2-8x+32=0y^2-32y+2=0 | | (-3+6i)-(10-5i)=-13+i | | x/4+3=-7 | | 3(x-4)+2(2x-1)=0 | | 4x-4=0.5x+3 | | F(x)=-x*2-48 | | 0.50x+0.25(70)=47.5 | | 7x-4+6x=22 | | -5a+4+6a=5-23223 | | -2/3=-2/5+x | | x+6/5=2 | | 7(2p-5)=63 | | -1+8n-5n=-10 | | S+2/12s+20=62 | | -15+45=-10h | | (3x+9)/6+(x+31)/5=14 | | x^2-4x+-2=0 | | (6/x+4)+5=(12/x+4) | | 3(4y+2)=-3y-24 | | 6-4a=2a-6 | | 32+28m=26m | | 100x-0.5x^2=60x+30 | | 8c+7+5c=22 | | -10=-k-2-8 | | -2(5+6m)+162=-90 | | 3x+9/6+x+31/5=14 |

Equations solver categories