Mathematics, 26.01.2021 09:40 samgirl2000

Which of these is the standard form of the following function? f(x) = -9(x + 5)2 + 4

f(x) = 9x2 − 90x − 221

f(x) = -9x2 − 90x − 221

f(x) = 9x2 − 180x + 221

f(x) = -9x2 − 180x − 221

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Which of these is the standard form of the following function? f(x) = -9(x + 5)2 + 4

f(x...