CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

What is the maximum number of times the graph of the polynomial y=px3+qx2+rx+s intersects the x axis?

(A) 1
(B) 2
(C) 3
(D) 4

Open in App
Solution

Answer: (C) 3

The graph of a polynomial of degree ‘n’ can cut the x-axis at a maximum of ‘n’ values.

Since the given polynomial has a degree 3, it can cut the x axis at most 3 times.
[1 mark]

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Zeroes of a Polynomial
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon