Question
Simplify the expression
x8−63x
Evaluate
(x4−3x31)2
Multiply the exponents
x(4−3x31)×2
Multiply the terms
x2(4−3x31)
Solution
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Evaluate
2(4−3x31)
Use anm=nam to transform the expression
2(4−33x)
Use the the distributive property to expand the expression
2×4+2(−33x)
Multiply the numbers
8+2(−33x)
Multiply the terms
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Evaluate
2(−33x)
Rewrite the expression
−2×33x
Multiply the terms
−63x
8−63x
x8−63x
Show Solution

Find the roots
x∈∅
Evaluate
(x4−3x31)2
To find the roots of the expression,set the expression equal to 0
(x4−3x31)2=0
Find the domain
(x4−3x31)2=0,x>0
Calculate
(x4−3x31)2=0
Evaluate the power
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Evaluate
(x4−3x31)2
Transform the expression
x(4−3x31)×2
Multiply the terms
x2(4−3x31)
x2(4−3x31)=0
Rewrite the expression
{x=02(4−3x31)>0
Evaluate
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Evaluate
2(4−3x31)>0
Calculate
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Evaluate
2(4−3x31)
Apply the theorem
2(4+0)
Removing 0 doesn't change the value,so remove it from the expression
2×4
Multiply the terms
8
8>0
Evaluate
true
{x=0true
Evaluate
x=0
Check if the solution is in the defined range
x=0,x>0
Solution
x∈∅
Show Solution
