The value of your father’s car when bought was $30,000. If it loses 10% of its value every year, how long until the vehicle is o
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Answer:
Step-by-step explanation:
Given
x² - 3x
To make the expression a perfect square
add ( half the coefficient of the x- term )²
x² + 2( - )x +
, thus
x² - 3x +
= (x - )² ← a perfect square