Find the value of 5x²-3x+7 when
x = -3
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Answer: 35
Step-by-step explanation:
5x2 - 3x + 7 if x = -3
5(-3)2 - 3×-3 + 7
5 × -9 - (-9) + 7
5 × -9 +9 + 7
5 × 7
35
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