" 13."x^(3)+7x^(2)-2x-40" के जुणजख्रण्ड कीf "

Factorise : 2x^(3) + 7x^(2) + 2x -3

(x^(2) + 2x-3) (x^(2) + 7x+5)

2x-3y=13; 7x-2y=20

Factorise x^3 + 7x^2 + 2x - 40.

Subtract : 2x^(4) - 7x^(2) + 5x + 3 " from " x^(4) - 3x^(3) - 2x^(2) + 3

Which of the following are polynomials : (i) 3x^(2)-7x+6 " " (ii) x^(2)-sqrt(3)x+4 " " (iii) 3sqrt(x)+5 " " (iv) 13 " " (v) a+(5)/(a)+6

Which of the following are polynomials : (i) 3x^(2)-7x+6 " " (ii) x^(2)-sqrt(3)x+4 " " (iii) 3sqrt(x)+5 " " (iv) 13 " " (v) a+(5)/(a)+6