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| 1. |
Solve the following equation 2 X square + X - 4 is equal to zero |
| Answer» Here we have to use quadratic formula.» D=(b)^2-4ac.» D=(1)^2-4(2)(-4).» D= 1+32.» D= 33.Now using quadratic formula:» x=(- b±√D)/2a.» x=(-1±√33)/4.» x=(-1+33)/4,(-1-33)/4.» x=32/4 & -34/4.» x=8 and -17/2.?????????? | |