Question

If y = x3 – 3x + 2, then draw the graph of the followings

(i) y = |x3 – 3x + 2|

(ii) y = |x|3 – 3|x| + 2

(iii) y = – |x|3 + 3|x| + 2

(iv) |y| = x3 – 3x + 2

Answer 1

y = x3 – 3x + 2 and