Question

State which all quadratic equations have real roots, no real roots

a. x2+x+7=0

b. 3x2+6x+1=0

c. 9x2+x+3=0

d. 11x2−12x−1=0

e. −13x2+3x+7=0

f. 2x2−6x+3=0

g. x−(1/x)−3=0, x≠0

h. –x2−2x−2=0 ​

Answer 1

Answer:

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