Finite Math Examples

Find the Roots (Zeros) f(x) = square root of x-3
Step 1
Set equal to .
Step 2
Solve for .
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Step 2.1
Add to both sides of the equation.
Step 2.2
To remove the radical on the left side of the equation, square both sides of the equation.
Step 2.3
Simplify each side of the equation.
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Step 2.3.1
Use to rewrite as .
Step 2.3.2
Simplify the left side.
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Step 2.3.2.1
Simplify .
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Step 2.3.2.1.1
Multiply the exponents in .
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Step 2.3.2.1.1.1
Apply the power rule and multiply exponents, .
Step 2.3.2.1.1.2
Cancel the common factor of .
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Step 2.3.2.1.1.2.1
Cancel the common factor.
Step 2.3.2.1.1.2.2
Rewrite the expression.
Step 2.3.2.1.2
Simplify.
Step 2.3.3
Simplify the right side.
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Step 2.3.3.1
Raise to the power of .
Step 3