If f(x) = 3x²-4 and g(x) = x+2, find (f - g)(x).
1 answer:
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First, square both sides (d.) leaving 3x + 1 = 16
Second, subtract 1 from both sides (a.) leaving 3x = 15
Third, divide by 3 from both sides (e.) leaving x = 5
Answer: First D, then A, then E