Question

Find the value of the polynomial 5x - 4x² + 3 at
1) x = 0
2) x = -1
3) x = 2​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

1) 5x - 4x² + 3, if x = 0

= 5(0) - 4(0)² + 3

= 0 - 0 + 3

= 3

2) 5x - 4x² + 3, if x = -1

= 5(-1) - 4(-1)² + 3

= -5 - 4 + 3

= -6

3) 5x - 4x² + 3, if x = 2

= 5(2) - 4(2)² + 3

= 10 - 16 + 3

= -3