Question
Simplify the expression
−217x3
Evaluate
8x3−3x2×5x×15
Multiply
More Steps

Multiply the terms
3x2×5x×15
Multiply the terms
More Steps

Evaluate
3×5×15
Multiply the terms
15×15
Multiply the numbers
225
225x2×x
Multiply the terms with the same base by adding their exponents
225x2+1
Add the numbers
225x3
8x3−225x3
Collect like terms by calculating the sum or difference of their coefficients
(8−225)x3
Solution
−217x3
Show Solution

Find the roots
x=0
Evaluate
(8x3−3x2×5x×15)
To find the roots of the expression,set the expression equal to 0
8x3−3x2×5x×15=0
Multiply
More Steps

Multiply the terms
3x2×5x×15
Multiply the terms
More Steps

Evaluate
3×5×15
Multiply the terms
15×15
Multiply the numbers
225
225x2×x
Multiply the terms with the same base by adding their exponents
225x2+1
Add the numbers
225x3
8x3−225x3=0
Subtract the terms
More Steps

Simplify
8x3−225x3
Collect like terms by calculating the sum or difference of their coefficients
(8−225)x3
Subtract the numbers
−217x3
−217x3=0
Change the signs on both sides of the equation
217x3=0
Rewrite the expression
x3=0
Solution
x=0
Show Solution
