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Solution for If `F(X)=2x^2-13x^2+17x+12` Find `F-(3)` - CBSE Class 9 - Mathematics

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Question

If `f(x)=2x^2-13x^2+17x+12` find `f-(3)`

Solution

We have

`f(x)=2x^2-13x^2+17x+12`

`f(-3)=2xx(-3)^3-13xx(-3)^2+xx(-3)+12`

`=2xx(-27)-13xx(9)+17xx(-13)+12`

`=-54-117-51+12=210`

  Is there an error in this question or solution?
Solution If `F(X)=2x^2-13x^2+17x+12` Find `F-(3)` Concept: Factorisation of Polynomials.
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