What should be added to 8 to make the sum 0
2 answers:
You might be interested in
Answer:
a = - , b = -
Step-by-step explanation:
To obtain the required form use the method of completing the square
add/ subtract ( half the coefficient of the x- term)² to x² - 9x
y = x² + 2(- )x +
-
+ 14
= (x - )² -
+
= (x - )²-
← in the form (x + a)² + b
with a = - and b = -