Question: Solve 4 to 6 please 4. If f(x) = 5x+4 and g(x) = 4x + 5, what is the domain of (f + 9)(x)? a.

Solve 4 to 6 please 4. If f(x) = 5x+4 and

Solve 4 to 6 please

4. If f(x) = 5x+4 and g(x) = 4x + 5, what is the domain of (f + 9)(x)? a. {x E R} {x E R] XERIZERX 2 - C. XERIC S- (x ERICS -] d. { ( E R ( 2 - 5] { x E R 2 -] I 5. If f = {(-2, 5). (1, 4), (3, 9). (11, 3)} and 9 = {(0, 15), (5, -5), (7, 10), (9, -1)}, what is (9 . f)(3)? a. -1 b. 3 c. 9 d. 11 6. If h(x) = (2x-9)?, and if h(x) = f((x)), which of these statements could be correct? f(x) = = f(x) = 1 . g(x) =2x - 9 g(x) =2x-9 b f ( x) = 2x - 9; g (x ) = = f(x) = 2x - 9; g(x) =

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