Answer:
Step-by-step explanation:
tiffany and justin have baseball card collections. justin has 36 more cards than tiffany if they have a total of 92 cards, how m
1 answer:
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Answer:
x = ± 12
Step-by-step explanation:
Given
f(x) = x² - 144
To find the roots set f(x) = 0, that is
x² - 144 = 0 ( add 144 to both sides )
x² = 144 ( take the square root of both sides )
x = ± = ± 12