a. D{x € R| x + -4};R {y e R[ y # 4} b. D{x|x € R};R {yly e R} c. D{x € R| x + 0};R {y € R[ y + 0} d. D{x|x € N};R {yly e N} 2. Find the domain and range of the quadratic function f (x) = x² + 3x + 4. D a. D {x € R| x + 4};R {y € R] y + -4} b. D {x|x € N};R {y]y € N} c. D{x € R| x + -3};R {y € R[y + 3} d. D{x|x € R};R {yly e R} R NC. 22+x 3. Find the domain and range of the rational function f(x)= R 25+x a. D(-co, -22) U (-22, co);R(-∞, 1) U (1, o) b. D(-00, -25) U (-25, ∞);R(-co, -25) U (-25, 0) c. D(-co, -25) U (-25, co);R(-00, 1) U (1, ∞0) d. D(-00, -22) U (-25, o);R(-c, -25) U (-22, co)

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