Posted by **Lucy** on Sunday, March 16, 2008 at 5:24pm.

Which describes the number and type of roots of the equation x^2 -625=0?

A. 1 real root, 1 imaginary root

B. 2 real roots, 2 imaginary roots

C. 2 real roots

D. 4 real roots.

I have x^2 = 625

x = 25

answer: 2 real roots (25 or -25) Is this correct?

Thanks

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