What will be the nature of roots of quadratic equation 2x square+4x+7=0
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Answered by
1
answer is 12 by using dscrimant formula
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3
Answer:
roots of this equation are not real.
Step-by-step explanation:
by using discriminant formula:
D = b² - 4ac
please follow me..
= (4)² - 4 (2)(7)
= 16 - 56
= - 40
∵ D < 0
∴ no real roots exist
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