The value of the polynomial 5x²-3x+7 at x=-1 is 9 15 1 8
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Answered by
5
Answer:
The value of the polynomial 5x²-3x+7 at x=-1 is 15
Step-by-step explanation:
Let f(x)=5x²-3x+7
f(-1)=5(-1)²-3(-1)+7=5+3+7=15
Answered by
3
Answer:
The value is 15
Step-by-step explanation:
→ p(x) = 5x² - 3x + 7
• Put x = -1
→ p(-1) = 5(-1)² - 3(-1) + 7
→ p(-1) = 5 + 3 + 7
→ p(-1) = 15
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