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6 June, 05:48

Calculate the discriminant to determine the number of real roots.

Y=x^2+3x+9

How many real roots does the equation have?

A) no real roots

B) no solution to the equation

C) one real root

D) two real roots

+3
Answers (1)
  1. 6 June, 07:58
    0
    D = b^2 - 4ac = 3^2 - 4*1*9

    = 9 - 36 = - 27

    because its negative there are no real roots

    just 2 imaginary roots
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