Chapter 6.4, Problem 23E

PLS HELP ASAP ON ALL ASKED QUESTIONS PLS

2. Determine whether these are well-defined functions. Explain. 3 (a) f:R → R, where f(x) = x² + 5° 7 (b) g: (5, 0) → R, where g(x) = 4 (c) h:R → R, where h(x) = –/7 – 4x + 4x². |