The scale on a map is 1 cm:60 km. How many kilometers are represented by 2.5 centimeters on the map
1 answer:
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Answer:
p =
Step-by-step explanation:
To make a perfect square
add ( half the coefficient of the x- term )² to x² - x, that is
x² + 2(- )x +
with p =
, thus
x² - x = (x - )² +