show that 2X square + 5 x + 5 is equal to zero is not true for any real value of x
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2x^2+5x+5=0
Value of discriminant= b^2-4ac
= 5^2-4*2*5
= 25-40= -15
Now,
Value of the discriminant<0
Thus, sqrt(Discriminant) is imaginary.
Thus, the equation has no real roots.
shivi2816:
i m sorry n thank u soo much
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