SOLUTION: solve (round 3 decimals) x^3-9x^2-4=0

SOLUTION: solve (round 3 decimals) x^3-9x^2-4=0

Algebra.Com

Question 889891: solve (round 3 decimals)
x^3-9x^2-4=0
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
This does have a solution but it is not a rational value. Using synthetic division to check for the "possible" roots according to Rational Roots Theorem gives negative nonzero remainders. The solution is an irrational value near 9.05.
RELATED QUESTIONS
Simplify all square roots and answers should not be decimals Factor or solve the... (answered by MathLover1,greenestamps)

Compute the correlation coefficient. Round 3 decimals. Y 1 4 5 3 7 X 5 4 2 (answered by stanbon)

(x+2/3)+4=1/9x+3 Solve for... (answered by checkley71)

simplify all square roots and answers should not be decimals Factor or solve the... (answered by josgarithmetic,ewatrrr)

Simplify all square roots and answers should not be decimals Factor or solve the... (answered by josgarithmetic,MathTherapy,greenestamps)

Please solve(factor): x^3+9x^2+13x+5=0 (answered by Fombitz)

1.Solve for x in the following quadratic equations by factoring. a.x2−8x+16=0 (3... (answered by mananth)

solve by factoring a) x^3-2x^2-5x+6=0 b) 3x^3+2X^2-8x+3=0 solve... (answered by Boreal)

Please help me solve this equation: {{{ int( sqrt(9x^2-x^4), dx, 0, 3 )... (answered by Fombitz)