Question

Evaluate the function f(38).f(x)=-4x-10

Answer 1

∵ f(x) = -4x - 10

→ We need to evaluate f(38), which means substitute x by 38 in f(x)

∵ x = 38

∴ f(38) = -4(38) - 10

∴ f(38) = -152 - 10

∴ f(38) = -162