Determine which postulate or theorem can be used to prove that ABD=CBD.
1 answer:
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Answer:
(x - )² +
Step-by-step explanation:
x² - 5x + 8
Using the method of completing the square
add/subtract ( half the coefficient of the x- term )² to x² - 5x
x² + 2(- )x +
-
+ 8
= (x - )² -
+
= (x - )² +