Question
Simplify the expression
81x8
Evaluate
(−9x4)(−9x4)
Remove the parentheses
−9x4(−9x4)
Multiply the numbers
More Steps

Evaluate
−9(−9)
Multiplying or dividing an even number of negative terms equals a positive
9×9
Multiply the numbers
81
81x4×x4
Solution
More Steps

Evaluate
x4×x4
Use the product rule an×am=an+m to simplify the expression
x4+4
Add the numbers
x8
81x8
Show Solution

Find the roots
x=0
Evaluate
(−9x4)(−9x4)
To find the roots of the expression,set the expression equal to 0
(−9x4)(−9x4)=0
Remove the parentheses
−9x4(−9x4)=0
Multiply the terms
More Steps

Evaluate
−9x4(−9x4)
Multiply the numbers
More Steps

Evaluate
−9(−9)
Multiplying or dividing an even number of negative terms equals a positive
9×9
Multiply the numbers
81
81x4×x4
Multiply the terms
More Steps

Evaluate
x4×x4
Use the product rule an×am=an+m to simplify the expression
x4+4
Add the numbers
x8
81x8
81x8=0
Rewrite the expression
x8=0
Solution
x=0
Show Solution
