Question

2. f (x)=(x+1)3-(x-1)3 represents a function which is _____.
(A) linear (B) cubic (C) reciprocal (D) quadratic

Answer 1

Answer:

$f(x) = (x + 1)3 - (x - 1)3 \\ \\ = 3x + 3 - 3x + 3 \\ \\ = 9$

➡ It's linear function .

# keep smiling ☺

Answer 2

Answer:

!!!!!!!!! d)qutrider