Question

Given p(x)=7-4x find 3[p(1/8)]

Answer 1

`19(1)/(2)`

Explanation:

Plug 1/8 into the function and multiply the output by 3:

`p(x) = 7 - 4x \\p(x) = 7 - 4((1)/(8)) \\p(x) = 7 - (1)/(2) \\p(x) = 6 \, (1)/(2)\\3(6 \, (1)/(2)) = 19 (1)/(2)`