[" साथ अपन उतर "],[" (i) "4x^(2)-3x+7]

Write the degree of following polynomials : (i) 4x+7 " " (ii) 4x^(2)-3x+5 " " (iii) 2x^(2)-(3)/(2)x+6

Write the degree of following polynomials : (i) 4x+7 " " (ii) 4x^(2)-3x+5 " " (iii) 2x^(2)-(3)/(2)x+6

Add: (i) 3x, 7x (ii) 7y, -9y (iii) 2xy, 5xy, -xy (iv) 3x, 2y (v) 2x^(2), -3x^(2), 7x^(2) (vi) 7xyz, -5xyz, 9xyz, - 8xyz (vii) 6a^(3) , - 4a^(3), 10 a^(3), - 8a^(3) (viii) x^(2) - a^(2), -5x^(2) + 2a^(2), -4x^(2) + 4a^(2)

Find'the centre and radius of the circle (i) x^(2) +y^(2) + 4x - 1 = 0 (ii) 2 x^(2) + 2y^(2) = 3x - 5y + 7

Find each of the following products: (i) (4x - 7y) (4x - 7y) (ii) (3x^(2) - 4y^(2)) (3x^(2) - 4y^(2))

If x=4+3i (where I =sqrt(-1)), then the value of x ^(3)-4x ^(2)-7x+12 equals:

If x=4+3i (where I =sqrt(-1)), then the value of x ^(3)-4x ^(2)-7x+12 equals:

If x=4+3i (where i =sqrt(-1)), then the value of x ^(3)-4x ^(2)-7x+12 equals:

Write the coefficients of : (i) x^(2) " in" 3x^(3)-5x^(2)-5x+6 " " (ii) x^(3) " in" 7x^(4)+5x^(3)+3x+7 " " (iii) x^(2) " in" 4x+7 " " (iv) x " in" 3x-2x^(2)+7x^(3)

Write the coefficients of : (i) x^(2) " in" 3x^(3)-5x^(2)-5x+6 " " (ii) x^(3) " in" 7x^(4)+5x^(3)+3x+7 " " (iii) x^(2) " in" 4x+7 " " (iv) x " in" 3x-2x^(2)+7x^(3)