Question

42. (07.09) If h(x) = x − 1 and j(x) = −4x, solve h[j(5)] and select the correct answer below. (1 point) −21 −20 −19 −16

Answer 1

-21

Explanation:

Given:

h(x) = x − 1 - - - (1)

j(x) = −4x - - - - - (2)

h[j(5)]

j(5) = - 4(5) = - 20

g(-20) = - 20 - 1

Hence,

h[j(5)] = - 21