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Ravi plots $y = (x - 1) (x - 1) (x + 4)$ . Looking only at the graph, how many distinct points will it have on the $x$ -axis?

Class 10Graphical Meaning of ZeroesAlgebra — Polynomials

A4
B3
C2
D1

Step-by-Step Solution

Factors give zeroes

x = 1

(repeated) and

x = - 4

. Distinct

x

-axis points:

x = 1

(a touch) and

x = - 4

, i.e. 2 points.

Answer: C) 2

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