JEE Mains Model Paper 10

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Question : 66 of 90
 
Marks: +1, -0
If f(x), g(x) and h(x) are three polynomials of degree ‘2’ ϕ (x) =
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f(x)g(x)h(x)
f(x)g(x)h(x)
f(x)g(x)h(x)
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and then ϕ (x) is
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