Question
Simplify the expression
−21x12
Evaluate
(−3x5)(x2×7x5)
Remove the parentheses
−3x5×x2×7x5
Multiply the terms
−21x5×x2×x5
Multiply the terms with the same base by adding their exponents
−21x5+2+5
Solution
−21x12
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Find the roots
x=0
Evaluate
(−3x5)(x2×7x5)
To find the roots of the expression,set the expression equal to 0
(−3x5)(x2×7x5)=0
Remove the parentheses
−3x5(x2×7x5)=0
Multiply
More Steps

Multiply the terms
x2×7x5
Multiply the terms with the same base by adding their exponents
x2+5×7
Add the numbers
x7×7
Use the commutative property to reorder the terms
7x7
−3x5×7x7=0
Multiply the terms
More Steps

Evaluate
−3x5×7x7
Multiply the numbers
−21x5×x7
Multiply the terms
More Steps

Evaluate
x5×x7
Use the product rule an×am=an+m to simplify the expression
x5+7
Add the numbers
x12
−21x12
−21x12=0
Change the signs on both sides of the equation
21x12=0
Rewrite the expression
x12=0
Solution
x=0
Show Solution
