(Q5) (1-1 ) solving quadratic equation in one variable.

1sec ≫First term  ≫ Algebra ≫Unit 1 ≫ (1-1 )  solving quadratic equation in one variable.

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(Q5)

If the curve of the quadratic function \( f \) cuts the \( x \)-axis at the two points \( (2,0) \) and \( (-3,0) \), then the solution set of \( f(x)=0 \) in \( \mathbb{R} \) is:

1. (a) \( \{2,0\} \)
2. (b) \( \{-3,0\} \)
3. (c) \( \{-3,2\} \)
4. (d) \( \{(2,-3)\} \)

(c).