Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
x3−9x−3
Evaluate
(x2−9)x−3
Multiply the terms
x(x2−9)−3
Solution
More Steps
Evaluate
x(x2−9)
Apply the distributive property
x×x2−x×9
Multiply the terms
More Steps
Evaluate
x×x2
Use the product rule an×am=an+m to simplify the expression
x1+2
Add the numbers
x3
x3−x×9
Use the commutative property to reorder the terms
x3−9x
x3−9x−3
Show Solution
Find the roots
x1≈−2.816914,x2≈−0.337609,x3≈3.154523
Evaluate
(x2−9)x−3
To find the roots of the expression,set the expression equal to 0
(x2−9)x−3=0
Multiply the terms
x(x2−9)−3=0
Calculate
More Steps
Evaluate
x(x2−9)
Apply the distributive property
x×x2−x×9
Multiply the terms
More Steps
Evaluate
x×x2
Use the product rule an×am=an+m to simplify the expression
x1+2
Add the numbers
x3
x3−x×9
Use the commutative property to reorder the terms
x3−9x
x3−9x−3=0
Calculate
x≈3.154523x≈−2.816914x≈−0.337609
Solution
x1≈−2.816914,x2≈−0.337609,x3≈3.154523
Show Solution