What kind of roots does the equation 2x^2+4x-7=0 have
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hey mate!!
here is your answer:
in the equation 2x^2+4x-7=0 ; a=2, b=4 and c=-7
now, discriminant =b^2-4ac
d=4^2-(4)×(2)×(-7)=16-56=-40
the discriminant is negative i.e less than zero thus the root is not real.
hope it helped!!
here is your answer:
in the equation 2x^2+4x-7=0 ; a=2, b=4 and c=-7
now, discriminant =b^2-4ac
d=4^2-(4)×(2)×(-7)=16-56=-40
the discriminant is negative i.e less than zero thus the root is not real.
hope it helped!!
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