Evaluate the function f(x) = x2 - 4x + 12, when x = -3
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Answer :
f(-3) = 33
Step-by-step explanation :
=> f(x) = x² - 4x + 12
x = -3,
=> (-3)² - 4(-3) + 12
=> 9 + 12 + 12
=> 9 + 24
=> 33
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