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What are the coefficients?!?! i need help

What are the coefficients?!?! i need help-example-1
User Sebagomez
by
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1 Answer

11 votes

Answer:

a = 3, b = -15, c = 7, d = 0

Explanation:

When x = 0, y = 0 therefore d = 0

When x = 1, y = -5 therefore a + b + c = -5

When x = 2, y = -22 therefore 8a + 4b + 2c = -22

When x = 3, y = -33 therefore 27a + 9b + 3c = -33

Solving simultaneously:

a = 3, b = -15, c = 7

User Sibbl
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