1. The graphs of y = p(x) are given in Fig. 2.10 below, for some polynomials p(x). Find the number of zeroes of p(x) in each case.
ANSWER
(i) This graph shows that p(x) has no zero.
(ii) This graph shows that p(x) has one zero.
(iii) This graph shows that p(x) has three zeros.
(iv) This graph shows that p(x) has two zeros.
(v) This graph shows that p(x) has four zeros.
(vi) This graph shows that p(x) has three zeros.