# Statistics Examples

Find the Perfect Square Trinomial
Factor out the
To find the value , divide the coefficient of by and square the result.
Multiply the numerator by the reciprocal of the denominator.
Multiply .
Multiply and .
Multiply by .
Use the power rule to distribute the exponent.
Apply the product rule to .
Apply the product rule to .
Raise to the power of .
Multiply by .
Raise to the power of .
Raise to the power of .
Add to get the perfect square trinomial.
Simplify.
Apply the distributive property.
Simplify.
Cancel the common factor of .
Move the leading negative in into the numerator.
Write as a fraction with denominator .
Factor out the greatest common factor .
Cancel the common factor.
Rewrite the expression.
Simplify.
Multiply and .
Divide by .
Cancel the common factor of .
Write as a fraction with denominator .
Factor out the greatest common factor .
Cancel the common factor.
Rewrite the expression.
Multiply and .
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