Q. 43.6( 24 Votes )

If p(y) = 2y2 – 6y2 – 5y +7 then find p(2).

Answer :

Put x = 2 throughout the polynomial

= 2 × (2)2 – 6 × (2)2 – 5 × 2 + 7


= 8 – 24 – 10 + 7


= -19


p(2) = -19


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