Q9 of 118 Page 3

Write the domain and range of the function

For function to be defined,

x≠2


Therefore, D(f)= R-{2}.


Let


y=-1


Therefore, R(f) = {-1}.


More from this chapter

All 118 →
7

LetThen write the value of α satisfying f(x)) = x for all
x ≠ - 1.

 8

If then write the value of

10

If f(x) = 4x – x2, x ∈ R, then write the value of f(a + 1) – f(a – 1).

 11

If f, g, h are real functions given by f(x) = x2, g(x) = tan x and h(x) = loge x, then write the value of (hogof)