okitsfrizz6366
10.11.2020 •
Mathematics
I need help! Please! And fast!!
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Answers on questions: Mathematics
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Ответ:
Ответ:
f(5) = 24
Step-by-step explanation:
Step 1: Define
f(x) = -x² + 6x + 19
f(5) = x = 5
Step 2: Substitute
f(5) = -(5)² + 6(5) + 19
Step 3: Evaluate
f(5) = -25 + 30 + 19
f(5) = 5 + 19
f(5) = 24