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Let f(x) = x^3 + 3x ^2 + 4x - 7 and g(x) = 7x^4 + 5x^3 +x^2 - 7. What is the coefficient of x^3 in the sum f(x) + g(x)?

 Jul 23, 2021
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(1  + 5)x^3  =   6x^3

 

cool cool cool

 Jul 23, 2021

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