Posted by **Lucy** on Sunday, April 6, 2008 at 11:48am.

Find the exact solution to 6x^2+1= -8x by using the Quadratic Formula.

Answer: -4 +/- sqrt 10

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

Answer: 2 real roots

3)If g(x)=3x-8, find g[g(-4)]

Answer: -20

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