Asked by Lucy
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
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
Answers
Answered by
Reiny
first two are correct.
for the third:
g(-4) = -12-8 = -20
then g(-20) = -60-8 = -68
for the third:
g(-4) = -12-8 = -20
then g(-20) = -60-8 = -68
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