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5.1 Exercise 36

Avg difficulty 2.5

For functions f(x)=5x2−4x−1f \left(x\right) = 5 x^{2} - 4 x - 1 and g(x)=x2+3x+8,g \left(x\right) = x^{2} + 3 x + 8 , find ⓐ (f+g)(x)\left(f + g\right) \left(x\right) ⓑ (f+g)(3)\left(f + g\right) \left(3\right) ⓒ (f−g)(x)\left(f - g\right) \left(x\right) ⓓ (f−g)(−2).\left(f - g\right) \left(−2\right) .

OpenStax Intermediate Algebra 2e, 5.1 Add and Subtract Polynomials, exercise 36

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Adapted from Intermediate Algebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Intermediate Algebra 2e. Imported at revision 77a933c.