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meet you again sir Thanks for the next question is my meehfy-dewk-ojv
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- x + 2 is a factor, so
- x + 2 = 0
- x = -2
- P(x) = x³ - 2ax² + 16
- P(-2) = 0
- (-2)³ - 2a(-2)² + 16 = 0
- -8 - 8a + 16 = 0
- 8 - 8a = 0
- 8a = 8
- a = 1
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