y5f4B_Functions * S + 6 Share File Edit View Insert Format Tools Add-ons Help 100% Normal text Georgia 12 + .. 31 1 1 13 1 1 1 1 1 141 1 1|1 1 151 1 1 1 1 1 1 C FUNCTIONS 1. Let f(x) = x2 - 9, g(x) = 2x + 3 and h(x) = x - 3. Find each of the following. a) (f + g)(x) b) (f/h) (x) + c) g(f(x)) d) fig(h(x))) e) (g - h)(8) f) h(f(-2)) 2. State the domain, range and zeros of each of the following. a) y = Ixl b) 10] CO +y5f4B_Functions * S + 6 Share T File Edit View Insert Format Tools Add-ons Help 100% Normal text Georgia - 12 + .. 31 13 1 1 1 1 14 1 1 1 1 1 1 15 1 1 1 1 1 1 6 C + 10 3. Determine whether the graph of each of the following equations is symmetric with respect to the x-axis, y-axis, origin, the liney = x or none of these. a) y = -8x b) x2 + y? = 4 c) y = -[x] 4. Show, algebraically, that f(x) = 4x - 9 and g(x) = (x + 9)/4 are inverse functions. 19 +y5f4B_Functions * S + 6 Share File Edit View Insert Format Tools Add-ons Help 100% Normal text Georgia 12 + 31 13 1 1 1 1 1 1 14 1 1 1 1 1 15 1 1 1 1 1 1 C + 5. Find a rule for the inverse of f(x) = x3 + 1. Then graph both f(x) and fi(x) on the same coordinate plane. +