Algebra Examples

Solve for x fifth root of x^2+2x=-1
Step 1
To remove the radical on the left side of the equation, raise both sides of the equation to the power of .
Step 2
Simplify each side of the equation.
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Step 2.1
Use to rewrite as .
Step 2.2
Simplify the left side.
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Step 2.2.1
Simplify .
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Step 2.2.1.1
Multiply the exponents in .
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Step 2.2.1.1.1
Apply the power rule and multiply exponents, .
Step 2.2.1.1.2
Cancel the common factor of .
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Step 2.2.1.1.2.1
Cancel the common factor.
Step 2.2.1.1.2.2
Rewrite the expression.
Step 2.2.1.2
Simplify.
Step 2.3
Simplify the right side.
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Step 2.3.1
Raise to the power of .
Step 3
Solve for .
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Step 3.1
Add to both sides of the equation.
Step 3.2
Factor using the perfect square rule.
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Step 3.2.1
Rewrite as .
Step 3.2.2
Check that the middle term is two times the product of the numbers being squared in the first term and third term.
Step 3.2.3
Rewrite the polynomial.
Step 3.2.4
Factor using the perfect square trinomial rule , where and .
Step 3.3
Set the equal to .
Step 3.4
Subtract from both sides of the equation.