Question

What is the maximum number of times when the graph of the polynomial y = $p{x}^3+q{x}^2+rx+s$ attain y = 0?

• A. 3
• B. 2
• C. 1
• D. 0

Answer 1

The correct option is A

3

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

Hence, it can become zero at most 3 times