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

Question

6 August, 01:03

+1

Answers (1)

Know the Answer?

Ann Zimmerman · Answer 1

D = b^2 - 4ac = 3^2 - 4*1*9

= 9 - 36 = - 27

because its negative there are no real roots

just 2 imaginary roots

Calculate the discriminant to determine the number of real roots.Y=x^2+3x+9How many real roots does the equation have?A) no real rootsB) no solution to the equationC) one real rootD) two real roots