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24-09-2020
Mathematics

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Find (f+g)(5) if f(x) = 6x^2 -4x + 20 and g(x)= 5x^2 +8x-1

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24-09-2020

Answer:

11x^2+4x+19

Step-by-step explanation:

1. Combine together: (6x^2 -4x + 20) + (5x^2 +8x-1)

2. Add like terms: 6x^2+5x^2, -4x+8x, 20+(-1)

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