Find the value of the polynomial 5x – 4x2 + 3 at x = – 3
Answers
Answered by
7
Answer:
The value is -48
Step-by-step explanation:
5x - 4x² + 3
put x = -3
5(-3) - 4(-3)² + 3
-15 - 4(9) + 3
- 15 - 36 + 3
- 15 - 33
= - 48
Answered by
4
Answer:
= 5x (-1) -4 × (-1)2 + 3
= -5 -4 × (1) + 3
= -5 -4 +3
= -6
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